diff --git a/client/src/pages/learningPath/circlePage/LearningSequence.vue b/client/src/pages/learningPath/circlePage/LearningSequence.vue
index 6dc9ad0d..f05fb3a8 100644
--- a/client/src/pages/learningPath/circlePage/LearningSequence.vue
+++ b/client/src/pages/learningPath/circlePage/LearningSequence.vue
@@ -173,7 +173,7 @@ const learningSequenceBorderClass = computed(() => {
                   <div class="hidden sm:block"></div>
                   <div class="w-full sm:w-auto">
                     <LearningContentBadge
-                      :learning-content-type="learningContent.type"
+                      :learning-content-type="learningContent.content_type"
                     />
                   </div>
                 </div>
diff --git a/client/src/pages/learningPath/learningContentPage/LearningContentParent.vue b/client/src/pages/learningPath/learningContentPage/LearningContentParent.vue
index ad4e91ba..db815cb4 100644
--- a/client/src/pages/learningPath/learningContentPage/LearningContentParent.vue
+++ b/client/src/pages/learningPath/learningContentPage/LearningContentParent.vue
@@ -38,7 +38,7 @@ const COMPONENTS: Record<LearningContentType, Component> = {
 const DEFAULT_BLOCK = DescriptionBlock;
 
 const component = computed(() => {
-  return COMPONENTS[props.learningContent.type] || DEFAULT_BLOCK;
+  return COMPONENTS[props.learningContent.content_type] || DEFAULT_BLOCK;
 });
 
 function handleFinishedLearningContent() {
diff --git a/client/src/pages/learningPath/learningContentPage/assignment/AssignmentView.vue b/client/src/pages/learningPath/learningContentPage/assignment/AssignmentView.vue
index 543e2d31..59e40327 100644
--- a/client/src/pages/learningPath/learningContentPage/assignment/AssignmentView.vue
+++ b/client/src/pages/learningPath/learningContentPage/assignment/AssignmentView.vue
@@ -145,7 +145,7 @@ const assignmentUser = computed(() => {
         :current-step="stepIndex"
         :subtitle="state.assignment?.title ?? ''"
         :title="getTitle()"
-        :learning-content-type="props.learningContent.type"
+        :learning-content-type="props.learningContent.content_type"
         :steps-count="numPages"
         :show-next-button="showNextButton && stepIndex !== 0"
         :show-exit-button="showExitButton"
diff --git a/client/src/pages/learningPath/learningContentPage/blocks/AttendanceDayBlock.vue b/client/src/pages/learningPath/learningContentPage/blocks/AttendanceDayBlock.vue
index e96d82fc..00d18e95 100644
--- a/client/src/pages/learningPath/learningContentPage/blocks/AttendanceDayBlock.vue
+++ b/client/src/pages/learningPath/learningContentPage/blocks/AttendanceDayBlock.vue
@@ -19,7 +19,7 @@ const courseSessionAttendanceDay = computed(() => {
 <template>
   <LearningContentSimpleLayout
     :title="content.title"
-    :learning-content-type="props.content.type"
+    :learning-content-type="props.content.content_type"
   >
     <div class="container-medium">
       <div class="lg:mt-8">
diff --git a/client/src/pages/learningPath/learningContentPage/blocks/IframeBlock.vue b/client/src/pages/learningPath/learningContentPage/blocks/IframeBlock.vue
index 909c364b..08c09b7c 100644
--- a/client/src/pages/learningPath/learningContentPage/blocks/IframeBlock.vue
+++ b/client/src/pages/learningPath/learningContentPage/blocks/IframeBlock.vue
@@ -8,7 +8,7 @@ const props = defineProps<{
 </script>
 
 <template>
-  <LearningContentSimpleLayout :learning-content-type="props.content.type">
+  <LearningContentSimpleLayout :learning-content-type="props.content.content_type">
     <div class="h-screen">
       <iframe
         width="100%"
diff --git a/client/src/pages/learningPath/learningContentPage/blocks/MediaLibraryBlock.vue b/client/src/pages/learningPath/learningContentPage/blocks/MediaLibraryBlock.vue
index 62ebc338..2561b88a 100644
--- a/client/src/pages/learningPath/learningContentPage/blocks/MediaLibraryBlock.vue
+++ b/client/src/pages/learningPath/learningContentPage/blocks/MediaLibraryBlock.vue
@@ -13,7 +13,7 @@ const props = defineProps<{
 <template>
   <LearningContentSimpleLayout
     :title="props.content.title"
-    :learning-content-type="props.content.type"
+    :learning-content-type="props.content.content_type"
   >
     <div class="container-medium">
       <p class="text-large my-4 lg:my-8">{{ props.content.description }}</p>
diff --git a/client/src/pages/learningPath/learningContentPage/blocks/PlaceholderBlock.vue b/client/src/pages/learningPath/learningContentPage/blocks/PlaceholderBlock.vue
index 7303d533..47a26842 100644
--- a/client/src/pages/learningPath/learningContentPage/blocks/PlaceholderBlock.vue
+++ b/client/src/pages/learningPath/learningContentPage/blocks/PlaceholderBlock.vue
@@ -10,6 +10,6 @@ const props = defineProps<{
 <template>
   <LearningContentSimpleLayout
     :title="props.content.title"
-    :learning-content-type="props.content.type"
+    :learning-content-type="props.content.content_type"
   ></LearningContentSimpleLayout>
 </template>
diff --git a/client/src/pages/learningPath/learningContentPage/blocks/VideoBlock.vue b/client/src/pages/learningPath/learningContentPage/blocks/VideoBlock.vue
index 976411ec..c1f73043 100644
--- a/client/src/pages/learningPath/learningContentPage/blocks/VideoBlock.vue
+++ b/client/src/pages/learningPath/learningContentPage/blocks/VideoBlock.vue
@@ -1,7 +1,7 @@
 <template>
   <LearningContentSimpleLayout
     :title="props.content.title"
-    :learning-content-type="props.content.type"
+    :learning-content-type="props.content.content_type"
   >
     <div class="container-medium">
       <iframe
diff --git a/client/src/services/__tests__/learning_path_json.json b/client/src/services/__tests__/learning_path_json.json
index 4b5c61f5..cc113776 100644
--- a/client/src/services/__tests__/learning_path_json.json
+++ b/client/src/services/__tests__/learning_path_json.json
@@ -1,244 +1,244 @@
 {
-    "id": 960,
+    "id": 10,
     "title": "Test Lernpfad",
     "slug": "test-lehrgang-lp",
-    "type": "learnpath.LearningPath",
-    "translation_key": "5818e5fb-5f8a-4f6f-b3a4-61651d0cd408",
+    "content_type": "learnpath.LearningPath",
+    "translation_key": "9cf4fea4-9d6f-4297-ab99-68a65bf07bb5",
     "frontend_url": "/course/test-lehrgang/learn",
     "children": [
         {
-            "id": 961,
+            "id": 11,
             "title": "Circle \u00dcK",
             "slug": "test-lehrgang-lp-topic-circle-\u00fck",
-            "type": "learnpath.Topic",
-            "translation_key": "8b197f3d-8594-416c-9f9c-d3e929524220",
+            "content_type": "learnpath.Topic",
+            "translation_key": "983f97f7-fd68-4678-860f-7a19bab0b94d",
             "frontend_url": "",
             "is_visible": false
         },
         {
-            "id": 962,
+            "id": 12,
             "title": "Fahrzeug",
             "slug": "test-lehrgang-lp-circle-fahrzeug",
-            "type": "learnpath.Circle",
-            "translation_key": "f8e861f5-409e-4976-a301-540e6569dbb9",
+            "content_type": "learnpath.Circle",
+            "translation_key": "0286b096-2a55-4242-a277-ba15d478b79a",
             "frontend_url": "/course/test-lehrgang/learn/fahrzeug",
             "children": [
                 {
-                    "id": 963,
+                    "id": 13,
                     "title": "Vorbereitung",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-ls-vorbereitung",
-                    "type": "learnpath.LearningSequence",
-                    "translation_key": "a7aac91d-200f-4633-ab34-c75bda9274e6",
+                    "content_type": "learnpath.LearningSequence",
+                    "translation_key": "dbc0e05f-a899-4524-b021-39a97ac1c542",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug#ls-vorbereitung",
                     "icon": "it-icon-ls-start"
                 },
                 {
-                    "id": 964,
+                    "id": 14,
                     "title": "Vorbereitung",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lu-vorbereitung",
-                    "type": "learnpath.LearningUnit",
-                    "translation_key": "cfcbdd21-93f0-4c4a-a9a8-e56c9e2f8232",
+                    "content_type": "learnpath.LearningUnit",
+                    "translation_key": "626d656a-15d6-49ce-8b20-c035482802cd",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug#lu-vorbereitung",
                     "evaluate_url": "/course/test-lehrgang/learn/fahrzeug/evaluate/vorbereitung",
                     "course_category": {
-                        "id": 40,
+                        "id": 1,
                         "title": "Allgemein",
                         "general": true
                     },
                     "children": [
                         {
-                            "id": 968,
+                            "id": 18,
                             "title": "Innerhalb des Handlungsfelds \u00abFahrzeug\u00bb bin ich f\u00e4hig, die Ziele und Pl\u00e4ne des Kunden zu ergr\u00fcnden (SOLL).",
                             "slug": "test-lehrgang-competence-crit-x11-allgemein",
-                            "type": "competence.PerformanceCriteria",
-                            "translation_key": "6079a11f-d5bd-45ba-88f9-3482dd79ad93",
+                            "content_type": "competence.PerformanceCriteria",
+                            "translation_key": "d49be54d-51e5-4bf4-9238-365006c3b95d",
                             "frontend_url": "",
                             "competence_id": "X1.1"
                         },
                         {
-                            "id": 969,
+                            "id": 19,
                             "title": "Innerhalb des Handlungsfelds \u00abFahrzeug\u00bb bin ich f\u00e4hig, die IST-Situation des Kunden mit der geeigneten Gespr\u00e4chs-/Fragetechnik zu erfassen.",
                             "slug": "test-lehrgang-competence-crit-x11-allgemein-1",
-                            "type": "competence.PerformanceCriteria",
-                            "translation_key": "e8766afa-dc45-4b29-8a74-a766e45aa8c2",
+                            "content_type": "competence.PerformanceCriteria",
+                            "translation_key": "2fb68d58-3ab7-4192-865c-1e67ab9bcd15",
                             "frontend_url": "",
                             "competence_id": "X1.1"
                         }
                     ]
                 },
                 {
-                    "id": 965,
+                    "id": 15,
                     "title": "Verschaffe dir einen \u00dcberblick",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-verschaffe-dir-einen-\u00fcberblick",
-                    "type": "learnpath.LearningContentPlaceholder",
-                    "translation_key": "4c2ba4e8-ad1f-41d1-9394-7b75cd63cecb",
+                    "content_type": "learnpath.LearningContentPlaceholder",
+                    "translation_key": "47698ce1-0e4f-446d-a23d-8a9e9c906ff7",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/verschaffe-dir-einen-\u00fcberblick",
                     "minutes": 15,
                     "description": "Platzhalter",
                     "content_url": ""
                 },
                 {
-                    "id": 966,
+                    "id": 16,
                     "title": "Mediathek Fahrzeug",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-mediathek-fahrzeug",
-                    "type": "learnpath.LearningContentMediaLibrary",
-                    "translation_key": "ea0dd010-b436-48e1-a599-d9fd1543393e",
+                    "content_type": "learnpath.LearningContentMediaLibrary",
+                    "translation_key": "34e79a3b-c1f9-49ff-b779-0149d614f02c",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/mediathek-fahrzeug",
                     "minutes": 15,
                     "description": "",
                     "content_url": "/media/\u00fcberbetriebliche-kurse-media/category/fahrzeug"
                 },
                 {
-                    "id": 967,
+                    "id": 17,
                     "title": "Vorbereitungsauftrag",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-vorbereitungsauftrag",
-                    "type": "learnpath.LearningContentPlaceholder",
-                    "translation_key": "5bc830fe-812c-4778-b668-807e782d1ec1",
+                    "content_type": "learnpath.LearningContentPlaceholder",
+                    "translation_key": "8feca9cd-4937-4406-b44d-564f341e8bfe",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/vorbereitungsauftrag",
                     "minutes": 15,
                     "description": "Platzhalter",
                     "content_url": ""
                 },
                 {
-                    "id": 970,
+                    "id": 20,
                     "title": "Training",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-ls-training",
-                    "type": "learnpath.LearningSequence",
-                    "translation_key": "83f1443a-d0fa-43fc-a737-8172e8ad53ce",
+                    "content_type": "learnpath.LearningSequence",
+                    "translation_key": "b09f87c7-01fb-4967-98c1-894ac3144595",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug#ls-training",
                     "icon": "it-icon-ls-apply"
                 },
                 {
-                    "id": 971,
+                    "id": 21,
                     "title": "Unterlagen",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lu-unterlagen",
-                    "type": "learnpath.LearningUnit",
-                    "translation_key": "1573d0a7-3427-4beb-8c17-e60520bf9c4f",
+                    "content_type": "learnpath.LearningUnit",
+                    "translation_key": "772d5352-87fa-46a7-8470-368d59565d3a",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug#lu-unterlagen",
                     "evaluate_url": "/course/test-lehrgang/learn/fahrzeug/evaluate/unterlagen",
                     "course_category": {
-                        "id": 40,
+                        "id": 1,
                         "title": "Allgemein",
                         "general": true
                     },
                     "children": []
                 },
                 {
-                    "id": 972,
+                    "id": 22,
                     "title": "Unterlagen f\u00fcr den Unterricht",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-unterlagen-f\u00fcr-den-unterricht",
-                    "type": "learnpath.LearningContentPlaceholder",
-                    "translation_key": "c956b3d3-51d6-4e4d-a088-25dd48ea853c",
+                    "content_type": "learnpath.LearningContentPlaceholder",
+                    "translation_key": "ace9f1e8-5cb7-4b7c-b1c8-d43f2e4f7269",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/unterlagen-f\u00fcr-den-unterricht",
                     "minutes": 15,
                     "description": "Platzhalter",
                     "content_url": ""
                 },
                 {
-                    "id": 973,
+                    "id": 23,
                     "title": "Pr\u00e4senztag",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lu-pr\u00e4senztag",
-                    "type": "learnpath.LearningUnit",
-                    "translation_key": "e0db56fb-25f2-44e2-b46a-88802ca1f7d5",
+                    "content_type": "learnpath.LearningUnit",
+                    "translation_key": "18bc5d1d-ddcf-4e54-b58c-58f1e8833af2",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug#lu-pr\u00e4senztag",
                     "evaluate_url": "/course/test-lehrgang/learn/fahrzeug/evaluate/pr\u00e4senztag",
                     "course_category": {
-                        "id": 40,
+                        "id": 1,
                         "title": "Allgemein",
                         "general": true
                     },
                     "children": []
                 },
                 {
-                    "id": 974,
+                    "id": 24,
                     "title": "Pr\u00e4senztag Fahrzeug",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-pr\u00e4senztag-fahrzeug",
-                    "type": "learnpath.LearningContentAttendanceDay",
-                    "translation_key": "b72bab8f-52c2-41cf-b392-1072e1af74a5",
+                    "content_type": "learnpath.LearningContentAttendanceDay",
+                    "translation_key": "2441afae-83ea-4fb5-a938-8db4352ed6c5",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/pr\u00e4senztag-fahrzeug",
                     "minutes": 15,
                     "description": "Platzhalter Beschreibung",
                     "content_url": ""
                 },
                 {
-                    "id": 975,
+                    "id": 25,
                     "title": "Kompetenznachweis",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lu-kompetenznachweis",
-                    "type": "learnpath.LearningUnit",
-                    "translation_key": "92c3a43d-a7b8-46d5-9600-42a0e5bd4bb4",
+                    "content_type": "learnpath.LearningUnit",
+                    "translation_key": "b115d4e0-f487-4d03-a7cf-08d90bb4813d",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug#lu-kompetenznachweis",
                     "evaluate_url": "/course/test-lehrgang/learn/fahrzeug/evaluate/kompetenznachweis",
                     "course_category": {
-                        "id": 40,
+                        "id": 1,
                         "title": "Allgemein",
                         "general": true
                     },
                     "children": []
                 },
                 {
-                    "id": 976,
+                    "id": 26,
                     "title": "Wissens- und Verst\u00e4ndnisfragen",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-wissens-und-verst\u00e4ndnisfragen",
-                    "type": "learnpath.LearningContentPlaceholder",
-                    "translation_key": "69982715-8860-474d-babd-7c626bd15f1c",
+                    "content_type": "learnpath.LearningContentPlaceholder",
+                    "translation_key": "053c32bd-6174-444b-95fe-35ad2e15edf5",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/wissens-und-verst\u00e4ndnisfragen",
                     "minutes": 15,
                     "description": "Platzhalter",
                     "content_url": ""
                 },
                 {
-                    "id": 977,
+                    "id": 27,
                     "title": "Transfer",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-ls-transfer",
-                    "type": "learnpath.LearningSequence",
-                    "translation_key": "0322717c-8f61-44fa-b5dd-d5e064733b3f",
+                    "content_type": "learnpath.LearningSequence",
+                    "translation_key": "58939dc7-dd19-4996-b4bf-aba348be092a",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug#ls-transfer",
                     "icon": "it-icon-ls-end"
                 },
                 {
-                    "id": 978,
+                    "id": 28,
                     "title": "Transfer",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lu-transfer",
-                    "type": "learnpath.LearningUnit",
-                    "translation_key": "028f154d-8460-4509-839b-8bbb37460930",
+                    "content_type": "learnpath.LearningUnit",
+                    "translation_key": "185568d3-9ba3-433d-9480-4f492d9d3235",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug#lu-transfer",
                     "evaluate_url": "/course/test-lehrgang/learn/fahrzeug/evaluate/transfer",
                     "course_category": {
-                        "id": 40,
+                        "id": 1,
                         "title": "Allgemein",
                         "general": true
                     },
                     "children": []
                 },
                 {
-                    "id": 979,
+                    "id": 29,
                     "title": "Reflexion",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-reflexion",
-                    "type": "learnpath.LearningContentPlaceholder",
-                    "translation_key": "b7a09b9b-ab08-4eec-ba16-3defb8fa965e",
+                    "content_type": "learnpath.LearningContentPlaceholder",
+                    "translation_key": "c62d4cf6-2505-40f7-8764-41fa1ea0057c",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/reflexion",
                     "minutes": 15,
                     "description": "Platzhalter",
                     "content_url": ""
                 },
                 {
-                    "id": 980,
+                    "id": 30,
                     "title": "\u00dcberpr\u00fcfen einer Motorfahrzeug-Versicherungspolice",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-\u00fcberpr\u00fcfen-einer-motorfahrzeug-versicherungspolice",
-                    "type": "learnpath.LearningContentAssignment",
-                    "translation_key": "19ffe6d9-60ac-4e08-8f18-25dc64f906ca",
+                    "content_type": "learnpath.LearningContentAssignment",
+                    "translation_key": "53cc2b76-ea59-47a2-a15a-ebf19897e9b1",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/\u00fcberpr\u00fcfen-einer-motorfahrzeug-versicherungspolice",
                     "minutes": 15,
                     "description": "",
                     "content_url": "",
-                    "content_assignment_id": 959
+                    "content_assignment_id": 9
                 },
                 {
-                    "id": 981,
+                    "id": 31,
                     "title": "Feedback",
                     "slug": "test-lehrgang-lp-circle-fahrzeug-lc-feedback",
-                    "type": "learnpath.LearningContentFeedback",
-                    "translation_key": "23b72e4c-aa68-4b47-9cdc-4b60b40a1e1f",
+                    "content_type": "learnpath.LearningContentFeedback",
+                    "translation_key": "d78bded2-a760-492c-9249-283230d98ce0",
                     "frontend_url": "/course/test-lehrgang/learn/fahrzeug/feedback",
                     "minutes": 15,
                     "description": "",
@@ -249,185 +249,185 @@
             "goals": "\n    <p class=\"mt-4\">In diesem Circle erf\u00e4hrst du wie der Lehrgang aufgebaut ist. Zudem lernst du die wichtigsten Grundlagen,\n    damit du erfolgreich mit deinem Lernpfad und in deinem Job (durch-)starten kannst.</p>\n    <p class=\"mt-4\">Du baust das Grundlagenwissen f\u00fcr die folgenden Themenfelder auf:</p>\n     <ul>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>Aufbau von myVBV und wie du dich im Lernpfad zurechtfindest</li>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>Worauf die Ausbildung und die Zulassungspr\u00fcfung zum/zur Versicherungsvermittler/-in VBV basieren</li>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>Organisation deiner Lernreise und deiner Zusammenarbeit mit deiner Lernbegleitung und einem\n        Lernpartner/einer Lernpartnerin</li>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>Tipps und Tricks zur Organisation eines erfolgreichen Arbeitsalltags</li>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>Umgang mit den sozialen Medien und Datenschutz</li>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>Basiswissen Versicherungswirtschaft</li>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>Basiswissen Versicherungsrecht</li>\n    </ul>\n    <p class=\"mt-4\">Du arbeitest an folgenden Leistungskriterien aus dem Qualifikationsprofil:</p>\n    <h3>Arbeitsalltag/Lerneinheit: \u00abLucas Auftritt in den sozialen Medien und der Umgang mit sensiblen Daten\u00bb</h3>\n    <p class=\"mt-4\">Ich bin f\u00e4hig, \u2026</p>\n     <ul>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>A3.1: \u2026 in Zusammenarbeit mit den IT-Spezialisten und der Marketingabteilung die Inhalte f\u00fcr den zu\n        realisierenden Medienauftritt zielgruppengerecht festzulegen</li>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>A3.2: \u2026 f\u00fcr die verschiedenen Kundensegmente die passenden sozialen Medien zu definieren</li>\n        <li class=\"flex items-center\"><it-icon-check class=\"hidden h-12 w-12 flex-none text-sky-500 lg:inline-block it-icon\"></it-icon-check>A3.3. \u2026 die Inhalte compliant zu halten</li>\n    </ul>\n    "
         },
         {
-            "id": 982,
+            "id": 32,
             "title": "Circle VV",
             "slug": "test-lehrgang-lp-topic-circle-vv",
-            "type": "learnpath.Topic",
-            "translation_key": "59e57288-91fd-45fa-9109-5a8c08f2e3f1",
+            "content_type": "learnpath.Topic",
+            "translation_key": "19611237-22e1-40e6-b5b1-a34ff470df14",
             "frontend_url": "",
             "is_visible": false
         },
         {
-            "id": 983,
+            "id": 33,
             "title": "Reisen",
             "slug": "test-lehrgang-lp-circle-reisen",
-            "type": "learnpath.Circle",
-            "translation_key": "4f549d95-e645-4114-a4e6-49d1a7d0a5ef",
+            "content_type": "learnpath.Circle",
+            "translation_key": "2aaf0215-693a-407c-9f1c-bdb80f982c92",
             "frontend_url": "/course/test-lehrgang/learn/reisen",
             "children": [
                 {
-                    "id": 984,
+                    "id": 34,
                     "title": "Starten",
                     "slug": "test-lehrgang-lp-circle-reisen-ls-starten",
-                    "type": "learnpath.LearningSequence",
-                    "translation_key": "a5519b42-00d8-4958-ac7e-078d016a0f11",
+                    "content_type": "learnpath.LearningSequence",
+                    "translation_key": "e4b0eac3-3a7c-435f-8151-f69c40b35fd6",
                     "frontend_url": "/course/test-lehrgang/learn/reisen#ls-starten",
                     "icon": "it-icon-ls-start"
                 },
                 {
-                    "id": 985,
+                    "id": 35,
                     "title": "Einf\u00fchrung",
                     "slug": "test-lehrgang-lp-circle-reisen-lu-einf\u00fchrung",
-                    "type": "learnpath.LearningUnit",
-                    "translation_key": "8c6d323c-abf8-4a7b-b0d0-d64d714d41b2",
+                    "content_type": "learnpath.LearningUnit",
+                    "translation_key": "9f0d6302-d058-4f93-b08e-9dbd4b8b8ed3",
                     "frontend_url": "/course/test-lehrgang/learn/reisen#lu-einf\u00fchrung",
                     "evaluate_url": "/course/test-lehrgang/learn/reisen/evaluate/einf\u00fchrung",
                     "course_category": {
-                        "id": 40,
+                        "id": 1,
                         "title": "Allgemein",
                         "general": true
                     },
                     "children": []
                 },
                 {
-                    "id": 986,
+                    "id": 36,
                     "title": "Verschaff dir einen \u00dcberblick",
                     "slug": "test-lehrgang-lp-circle-reisen-lc-verschaff-dir-einen-\u00fcberblick",
-                    "type": "learnpath.LearningContentVideo",
-                    "translation_key": "5205f4a1-3786-4f32-9bab-cfdd762d1d6e",
+                    "content_type": "learnpath.LearningContentVideo",
+                    "translation_key": "e666b414-175f-439d-9dfd-e1c434a8cc0e",
                     "frontend_url": "/course/test-lehrgang/learn/reisen/verschaff-dir-einen-\u00fcberblick",
                     "minutes": 15,
                     "description": "Willkommen im Lehrgang Versicherungsvermitler VBV",
                     "content_url": "https://player.vimeo.com/video/772512710?h=30f912f15a"
                 },
                 {
-                    "id": 987,
+                    "id": 37,
                     "title": "Mediathek Reisen",
                     "slug": "test-lehrgang-lp-circle-reisen-lc-mediathek-reisen",
-                    "type": "learnpath.LearningContentMediaLibrary",
-                    "translation_key": "37bbd90f-d6d8-4541-86f1-10a8aa20a06d",
+                    "content_type": "learnpath.LearningContentMediaLibrary",
+                    "translation_key": "3b4cae41-185f-40f2-86c0-f96057214ada",
                     "frontend_url": "/course/test-lehrgang/learn/reisen/mediathek-reisen",
                     "minutes": 15,
                     "description": "",
                     "content_url": "/media/test-lehrgang-media/category/reisen"
                 },
                 {
-                    "id": 988,
+                    "id": 38,
                     "title": "Analyse",
                     "slug": "test-lehrgang-lp-circle-reisen-ls-analyse",
-                    "type": "learnpath.LearningSequence",
-                    "translation_key": "5b56ece3-ddb5-4853-8816-91e87802c5fd",
+                    "content_type": "learnpath.LearningSequence",
+                    "translation_key": "84be9e5b-6517-4a6d-85a3-1bdf90f78780",
                     "frontend_url": "/course/test-lehrgang/learn/reisen#ls-analyse",
                     "icon": "it-icon-ls-apply"
                 },
                 {
-                    "id": 989,
+                    "id": 39,
                     "title": "Bedarfsanalyse, Ist- und Soll-Situation",
                     "slug": "test-lehrgang-lp-circle-reisen-lu-reisen",
-                    "type": "learnpath.LearningUnit",
-                    "translation_key": "06bd7596-aa6d-45fc-bf02-b0c4d5fd5ef8",
+                    "content_type": "learnpath.LearningUnit",
+                    "translation_key": "7cc1e966-75db-4703-8de4-1a3171372299",
                     "frontend_url": "/course/test-lehrgang/learn/reisen#lu-reisen",
                     "evaluate_url": "/course/test-lehrgang/learn/reisen/evaluate/reisen",
                     "course_category": {
-                        "id": 42,
+                        "id": 3,
                         "title": "Reisen",
                         "general": false
                     },
                     "children": [
                         {
-                            "id": 991,
+                            "id": 41,
                             "title": "Ich bin f\u00e4hig zu Reisen eine Gespr\u00e4chsf\u00fchrung zu machen",
                             "slug": "test-lehrgang-competence-crit-y11-reisen",
-                            "type": "competence.PerformanceCriteria",
-                            "translation_key": "3eb8ad1c-e556-415c-a329-1dae3e100982",
+                            "content_type": "competence.PerformanceCriteria",
+                            "translation_key": "b82dfd37-649f-488c-a78e-c6a3257c3f43",
                             "frontend_url": "",
                             "competence_id": "Y1.1"
                         },
                         {
-                            "id": 992,
+                            "id": 42,
                             "title": "Ich bin f\u00e4hig zu Reisen eine Analyse zu machen",
                             "slug": "test-lehrgang-competence-crit-y21-reisen",
-                            "type": "competence.PerformanceCriteria",
-                            "translation_key": "37f58796-8586-44be-b702-6f27e2c93b10",
+                            "content_type": "competence.PerformanceCriteria",
+                            "translation_key": "9cf4e552-9dc1-46f8-b3e2-800e7bfd4afe",
                             "frontend_url": "",
                             "competence_id": "Y2.1"
                         }
                     ]
                 },
                 {
-                    "id": 990,
+                    "id": 40,
                     "title": "Emma und Ayla campen durch Amerika - Analyse",
                     "slug": "test-lehrgang-lp-circle-reisen-lc-emma-und-ayla-campen-durch-amerika-analyse",
-                    "type": "learnpath.LearningContentLearningModule",
-                    "translation_key": "457075a2-4e89-4bd9-8e87-fbd2911355d5",
+                    "content_type": "learnpath.LearningContentLearningModule",
+                    "translation_key": "a2b7889c-1143-4cc1-b4f7-0e611de60ee1",
                     "frontend_url": "/course/test-lehrgang/learn/reisen/emma-und-ayla-campen-durch-amerika-analyse",
                     "minutes": 15,
                     "description": "",
                     "content_url": "https://s3.eu-central-1.amazonaws.com/myvbv-wbt.iterativ.ch/emma-und-ayla-campen-durch-amerika-analyse-xapi-FZoZOP9y/index.html"
                 },
                 {
-                    "id": 993,
+                    "id": 43,
                     "title": "Transfer",
                     "slug": "test-lehrgang-lp-circle-reisen-ls-transfer",
-                    "type": "learnpath.LearningSequence",
-                    "translation_key": "aa379cfc-149c-46d0-89ac-bff930432112",
+                    "content_type": "learnpath.LearningSequence",
+                    "translation_key": "655a349d-48e4-4831-b518-872d0714d9e3",
                     "frontend_url": "/course/test-lehrgang/learn/reisen#ls-transfer",
                     "icon": "it-icon-ls-end"
                 },
                 {
-                    "id": 994,
+                    "id": 44,
                     "title": "Transfer, Reflexion, Feedback",
                     "slug": "test-lehrgang-lp-circle-reisen-lu-transfer-reflexion-feedback",
-                    "type": "learnpath.LearningUnit",
-                    "translation_key": "f168b203-79ec-4b5f-81f4-88ac5e270434",
+                    "content_type": "learnpath.LearningUnit",
+                    "translation_key": "8d7cc58a-3a91-49ea-906f-c1de57fec0b2",
                     "frontend_url": "/course/test-lehrgang/learn/reisen#lu-transfer-reflexion-feedback",
                     "evaluate_url": "/course/test-lehrgang/learn/reisen/evaluate/transfer-reflexion-feedback",
                     "course_category": {
-                        "id": 40,
+                        "id": 1,
                         "title": "Allgemein",
                         "general": true
                     },
                     "children": []
                 },
                 {
-                    "id": 995,
+                    "id": 45,
                     "title": "Auswandern: Woran muss ich denken?",
                     "slug": "test-lehrgang-lp-circle-reisen-lc-auswandern-woran-muss-ich-denken",
-                    "type": "learnpath.LearningContentPlaceholder",
-                    "translation_key": "f68d9bc2-ec0f-4617-9dcc-5235a669e896",
+                    "content_type": "learnpath.LearningContentPlaceholder",
+                    "translation_key": "691d7659-8bd9-4baa-92fd-022e9d418c46",
                     "frontend_url": "/course/test-lehrgang/learn/reisen/auswandern-woran-muss-ich-denken",
                     "minutes": 15,
                     "description": "Platzhalter",
                     "content_url": ""
                 },
                 {
-                    "id": 996,
+                    "id": 46,
                     "title": "Fachcheck Reisen",
                     "slug": "test-lehrgang-lp-circle-reisen-lc-fachcheck-reisen",
-                    "type": "learnpath.LearningContentPlaceholder",
-                    "translation_key": "e4e2e747-d570-4af3-9846-2d91a9eee3b8",
+                    "content_type": "learnpath.LearningContentPlaceholder",
+                    "translation_key": "26294bc1-9dfe-4c17-a231-02a1387e8dcf",
                     "frontend_url": "/course/test-lehrgang/learn/reisen/fachcheck-reisen",
                     "minutes": 15,
                     "description": "Platzhalter",
                     "content_url": ""
                 },
                 {
-                    "id": 997,
+                    "id": 47,
                     "title": "Reflexion",
                     "slug": "test-lehrgang-lp-circle-reisen-lc-reflexion",
-                    "type": "learnpath.LearningContentPlaceholder",
-                    "translation_key": "a1de9b94-38e2-45a5-b913-fbd030fcbdc1",
+                    "content_type": "learnpath.LearningContentPlaceholder",
+                    "translation_key": "cd091a5d-63e8-4a4d-8178-d0224e869146",
                     "frontend_url": "/course/test-lehrgang/learn/reisen/reflexion",
                     "minutes": 15,
                     "description": "Platzhalter",
                     "content_url": ""
                 },
                 {
-                    "id": 998,
+                    "id": 48,
                     "title": "Feedback",
                     "slug": "test-lehrgang-lp-circle-reisen-lc-feedback",
-                    "type": "learnpath.LearningContentFeedback",
-                    "translation_key": "a21f740d-4270-42b3-b324-148188025749",
+                    "content_type": "learnpath.LearningContentFeedback",
+                    "translation_key": "ca35688c-f8ee-4aaf-b435-6e84163d9ea6",
                     "frontend_url": "/course/test-lehrgang/learn/reisen/feedback",
                     "minutes": 15,
                     "description": "",
diff --git a/client/src/services/assignmentService.ts b/client/src/services/assignmentService.ts
index 054af4ff..3206cb29 100644
--- a/client/src/services/assignmentService.ts
+++ b/client/src/services/assignmentService.ts
@@ -24,7 +24,7 @@ export function calcAssignmentLearningContents(learningPath?: LearningPath) {
 
   return learningPath.circles.flatMap((circle) => {
     const learningContents = circle.flatLearningContents.filter(
-      (lc) => lc.type === "learnpath.LearningContentAssignment"
+      (lc) => lc.content_type === "learnpath.LearningContentAssignment"
     ) as LearningContentAssignment[];
     return learningContents.map((lc) => {
       return {
diff --git a/client/src/services/circle.ts b/client/src/services/circle.ts
index f9b582d1..6433b69d 100644
--- a/client/src/services/circle.ts
+++ b/client/src/services/circle.ts
@@ -17,15 +17,15 @@ import values from "lodash/values";
 
 function isLearningContentType(object: any): object is LearningContent {
   return (
-    object?.type === "learnpath.LearningContentAssignment" ||
-    object?.type === "learnpath.LearningContentAttendanceDay" ||
-    object?.type === "learnpath.LearningContentFeedback" ||
-    object?.type === "learnpath.LearningContentLearningModule" ||
-    object?.type === "learnpath.LearningContentMediaLibrary" ||
-    object?.type === "learnpath.LearningContentPlaceholder" ||
-    object?.type === "learnpath.LearningContentRichText" ||
-    object?.type === "learnpath.LearningContentTest" ||
-    object?.type === "learnpath.LearningContentVideo"
+    object?.content_type === "learnpath.LearningContentAssignment" ||
+    object?.content_type === "learnpath.LearningContentAttendanceDay" ||
+    object?.content_type === "learnpath.LearningContentFeedback" ||
+    object?.content_type === "learnpath.LearningContentLearningModule" ||
+    object?.content_type === "learnpath.LearningContentMediaLibrary" ||
+    object?.content_type === "learnpath.LearningContentPlaceholder" ||
+    object?.content_type === "learnpath.LearningContentRichText" ||
+    object?.content_type === "learnpath.LearningContentTest" ||
+    object?.content_type === "learnpath.LearningContentVideo"
   );
 }
 
@@ -40,7 +40,7 @@ export function parseLearningSequences(
   const result: LearningSequence[] = [];
 
   children.forEach((child) => {
-    if (child.type === "learnpath.LearningSequence") {
+    if (child.content_type === "learnpath.LearningSequence") {
       if (learningSequence) {
         if (learningUnit) {
           learningUnit.last = true;
@@ -48,7 +48,7 @@ export function parseLearningSequences(
       }
       learningSequence = Object.assign(child, { learningUnits: [] });
       result.push(learningSequence);
-    } else if (child.type === "learnpath.LearningUnit") {
+    } else if (child.content_type === "learnpath.LearningUnit") {
       if (!learningSequence) {
         throw new Error("LearningUnit found before LearningSequence");
       }
@@ -111,7 +111,7 @@ export function parseLearningSequences(
 }
 
 export class Circle implements WagtailCircle {
-  readonly type = "learnpath.Circle";
+  readonly content_type = "learnpath.Circle";
   readonly learningSequences: LearningSequence[];
 
   nextCircle?: Circle;
@@ -217,7 +217,7 @@ export class Circle implements WagtailCircle {
           (lc) => lc.parentLearningSequence?.translation_key === translationKey
         ),
         function (child) {
-          return child.type === "competence.PerformanceCriteria";
+          return child.content_type === "competence.PerformanceCriteria";
         }
       );
 
diff --git a/client/src/services/learningPath.ts b/client/src/services/learningPath.ts
index ed2f0cec..05104da7 100644
--- a/client/src/services/learningPath.ts
+++ b/client/src/services/learningPath.ts
@@ -33,7 +33,7 @@ function getLastCompleted(courseSlug: string, completionData: CourseCompletion[]
 }
 
 export class LearningPath implements WagtailLearningPath {
-  readonly type = "learnpath.LearningPath";
+  readonly content_type = "learnpath.LearningPath";
   public topics: Topic[];
   public circles: Circle[];
   public nextLearningContent?: LearningContentInterface;
@@ -74,13 +74,13 @@ export class LearningPath implements WagtailLearningPath {
     let topic: Topic | undefined;
 
     this.children.forEach((page) => {
-      if (page.type === "learnpath.Topic") {
+      if (page.content_type === "learnpath.Topic") {
         if (topic) {
           this.topics.push(topic);
         }
         topic = Object.assign(page, { circles: [] });
       }
-      if (page.type === "learnpath.Circle") {
+      if (page.content_type === "learnpath.Circle") {
         const circle = Circle.fromJson(page, this);
         if (completionData && completionData.length > 0) {
           circle.parseCompletionData(completionData);
diff --git a/client/src/types.ts b/client/src/types.ts
index fa0ba4d5..da93397c 100644
--- a/client/src/types.ts
+++ b/client/src/types.ts
@@ -7,7 +7,7 @@ export interface BaseCourseWagtailPage {
   readonly id: number;
   readonly title: string;
   readonly slug: string;
-  readonly type: string;
+  readonly content_type: string;
   readonly translation_key: string;
   readonly frontend_url: string;
   completion_status?: CourseCompletionStatus;
@@ -31,10 +31,10 @@ export type LearningContent =
   | LearningContentTest
   | LearningContentVideo;
 
-export type LearningContentType = LearningContent["type"];
+export type LearningContentType = LearningContent["content_type"];
 
 export interface LearningContentInterface extends BaseCourseWagtailPage {
-  readonly type: LearningContentType;
+  readonly content_type: LearningContentType;
   readonly minutes: number;
   readonly description: string;
   readonly content_url: string;
@@ -46,51 +46,51 @@ export interface LearningContentInterface extends BaseCourseWagtailPage {
 }
 
 export interface LearningContentAssignment extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentAssignment";
+  readonly content_type: "learnpath.LearningContentAssignment";
   readonly content_assignment_id: number;
 }
 
 export interface LearningContentAttendanceDay extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentAttendanceDay";
+  readonly content_type: "learnpath.LearningContentAttendanceDay";
 }
 
 export interface LearningContentFeedback extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentFeedback";
+  readonly content_type: "learnpath.LearningContentFeedback";
 }
 
 export interface LearningContentLearningModule extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentLearningModule";
+  readonly content_type: "learnpath.LearningContentLearningModule";
 }
 
 export interface LearningContentMediaLibrary extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentMediaLibrary";
+  readonly content_type: "learnpath.LearningContentMediaLibrary";
 }
 
 export interface LearningContentPlaceholder extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentPlaceholder";
+  readonly content_type: "learnpath.LearningContentPlaceholder";
 }
 
 export interface LearningContentRichText extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentRichText";
+  readonly content_type: "learnpath.LearningContentRichText";
 }
 
 export interface LearningContentTest extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentTest";
+  readonly content_type: "learnpath.LearningContentTest";
 }
 
 export interface LearningContentVideo extends LearningContentInterface {
-  readonly type: "learnpath.LearningContentVideo";
+  readonly content_type: "learnpath.LearningContentVideo";
 }
 
 export interface LearningUnitPerformanceCriteria extends BaseCourseWagtailPage {
-  readonly type: "competence.PerformanceCriteria";
+  readonly content_type: "competence.PerformanceCriteria";
   readonly competence_id: string;
   parentLearningSequence?: LearningSequence;
   parentLearningUnit?: LearningUnit;
 }
 
 export interface LearningUnit extends BaseCourseWagtailPage {
-  readonly type: "learnpath.LearningUnit";
+  readonly content_type: "learnpath.LearningUnit";
   readonly evaluate_url: string;
   readonly course_category: CourseCategory;
   children: LearningUnitPerformanceCriteria[];
@@ -104,7 +104,7 @@ export interface LearningUnit extends BaseCourseWagtailPage {
 }
 
 export interface LearningSequence extends BaseCourseWagtailPage {
-  readonly type: "learnpath.LearningSequence";
+  readonly content_type: "learnpath.LearningSequence";
   icon: string;
   learningUnits: LearningUnit[];
   minutes: number;
@@ -113,7 +113,7 @@ export interface LearningSequence extends BaseCourseWagtailPage {
 export type CircleChild = LearningContentInterface | LearningUnit | LearningSequence;
 
 export interface WagtailLearningPath extends BaseCourseWagtailPage {
-  readonly type: "learnpath.LearningPath";
+  readonly content_type: "learnpath.LearningPath";
   course: Course;
   children: LearningPathChild[];
 }
@@ -131,7 +131,7 @@ export interface CircleJobSituation {
 }
 
 export interface WagtailCircle extends BaseCourseWagtailPage {
-  readonly type: "learnpath.Circle";
+  readonly content_type: "learnpath.Circle";
   readonly description: string;
   readonly goal_description: string;
   readonly goals: CircleGoal[];
@@ -141,7 +141,7 @@ export interface WagtailCircle extends BaseCourseWagtailPage {
 }
 
 export interface Topic extends BaseCourseWagtailPage {
-  readonly type: "learnpath.Topic";
+  readonly content_type: "learnpath.Topic";
   readonly is_visible: boolean;
   circles: Circle[];
 }
@@ -236,7 +236,7 @@ export interface MediaContentCollection {
 }
 
 export interface MediaCategoryPage extends BaseCourseWagtailPage {
-  type: "media_library.MediaCategoryPage";
+  content_type: "media_library.MediaCategoryPage";
   overview_icon: string;
   detail_image: string;
   introduction_text: string;
@@ -252,7 +252,7 @@ export interface MediaCategoryPage extends BaseCourseWagtailPage {
 }
 
 export interface MediaLibraryPage extends BaseCourseWagtailPage {
-  readonly type: "media_library.MediaLibraryPage";
+  readonly content_type: "media_library.MediaLibraryPage";
   readonly course: Course;
   readonly children: MediaCategoryPage[];
 }
@@ -322,7 +322,7 @@ export interface AssignmentEvaluationTask {
 }
 
 export interface Assignment extends BaseCourseWagtailPage {
-  readonly type: "assignment.Assignment";
+  readonly content_type: "assignment.Assignment";
   readonly starting_position: string;
   readonly effort_required: string;
   readonly performance_objectives: AssignmentPerformanceObjective[];
@@ -333,7 +333,7 @@ export interface Assignment extends BaseCourseWagtailPage {
 }
 
 export interface PerformanceCriteria extends BaseCourseWagtailPage {
-  readonly type: "competence.PerformanceCriteria";
+  readonly content_type: "competence.PerformanceCriteria";
   readonly competence_id: string;
   readonly circle: CircleLight;
   readonly course_category: CourseCategory;
@@ -341,13 +341,13 @@ export interface PerformanceCriteria extends BaseCourseWagtailPage {
 }
 
 export interface CompetencePage extends BaseCourseWagtailPage {
-  readonly type: "competence.CompetencePage";
+  readonly content_type: "competence.CompetencePage";
   readonly competence_id: string;
   readonly children: PerformanceCriteria[];
 }
 
 export interface CompetenceProfilePage extends BaseCourseWagtailPage {
-  readonly type: "competence.CompetenceProfilePage";
+  readonly content_type: "competence.CompetenceProfilePage";
   readonly course: Course;
   readonly circles: CircleLight[];
   readonly children: CompetencePage[];
diff --git a/server/vbv_lernwelt/core/serializer_helpers.py b/server/vbv_lernwelt/core/serializer_helpers.py
index 2f643c5c..cc82eef4 100644
--- a/server/vbv_lernwelt/core/serializer_helpers.py
+++ b/server/vbv_lernwelt/core/serializer_helpers.py
@@ -15,7 +15,7 @@ def get_it_serializer_class(
             "id",
             "title",
             "slug",
-            "type",
+            "content_type",
             "translation_key",
             "frontend_url",
         ]
@@ -38,7 +38,7 @@ class ItWagtailTypeField(wagtail_serializers.TypeField):
 
 
 class ItWagtailBaseSerializer(wagtail_serializers.BaseSerializer):
-    type = ItWagtailTypeField(read_only=True)
+    content_type = ItWagtailTypeField(read_only=True)
     children = SerializerMethodField()
     frontend_url = SerializerMethodField()
 
diff --git a/server/vbv_lernwelt/course/models.py b/server/vbv_lernwelt/course/models.py
index 6e9475f6..90f629cf 100644
--- a/server/vbv_lernwelt/course/models.py
+++ b/server/vbv_lernwelt/course/models.py
@@ -73,7 +73,7 @@ class CourseBasePage(Page):
         "id",
         "title",
         "slug",
-        "type",
+        "content_type",
         "translation_key",
         "frontend_url",
     ]
diff --git a/server/vbv_lernwelt/course/views.py b/server/vbv_lernwelt/course/views.py
index 3e4146ca..13089192 100644
--- a/server/vbv_lernwelt/course/views.py
+++ b/server/vbv_lernwelt/course/views.py
@@ -48,7 +48,7 @@ def course_page_api_view(request, slug_or_id):
     except PermissionDenied as e:
         raise e
     except Exception as e:
-        logger.error(e)
+        logger.exception(e)
         return Response({"error": str(e)}, status=404)