diff --git a/eox_nelp/course_experience/api/v1/views.py b/eox_nelp/course_experience/api/v1/views.py
index feb55adb..d5856ef7 100644
--- a/eox_nelp/course_experience/api/v1/views.py
+++ b/eox_nelp/course_experience/api/v1/views.py
@@ -228,13 +228,15 @@ class LikeDislikeUnitExperienceView(UnitExperienceView):
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "7"
+                            "id": "7",
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+213+2121"
+                            "id": "course-v1:edX+213+2121",
+                            "attributes": {}
                         }
                     }
                 }
@@ -251,13 +253,15 @@ class LikeDislikeUnitExperienceView(UnitExperienceView):
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "7"
+                            "id": "7",
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+213+2121"
+                            "id": "course-v1:edX+213+2121",
+                            "attributes": {}
                         }
                     }
                 }
@@ -363,13 +367,15 @@ class ReportUnitExperienceView(UnitExperienceView):
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "7"
+                            "id": "7",
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+213+2121"
+                            "id": "course-v1:edX+213+2121",
+                            "attributes": {}
                         }
                     }
                 }
@@ -386,13 +392,15 @@ class ReportUnitExperienceView(UnitExperienceView):
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "7"
+                            "id": "7",
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+213+2121"
+                            "id": "course-v1:edX+213+2121",
+                            "attributes": {}
                         }
                     }
                 }
@@ -766,13 +774,15 @@ class FeedbackCourseExperienceView(CourseExperienceView):
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "7"
+                            "id": "7",
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+test+2023"
+                            "id": "course-v1:edX+test+2023",
+                            "attributes": {}
                         }
                     }
                 }
@@ -792,13 +802,15 @@ class FeedbackCourseExperienceView(CourseExperienceView):
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "7"
+                            "id": "7",
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+cd101+220-t2"
+                            "id": "course-v1:edX+cd101+220-t2",
+                            "attributes": {}
                         }
                     }
                 }
@@ -970,13 +982,15 @@ class PublicFeedbackCourseExperienceView(PublicBaseJsonAPIView, FeedbackCourseEx
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "7"
+                            "id": "7",
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+2323+232"
+                            "id": "course-v1:edX+2323+232",
+                            "attributes": {}
                         }
                     }
                 }
@@ -996,13 +1010,15 @@ class PublicFeedbackCourseExperienceView(PublicBaseJsonAPIView, FeedbackCourseEx
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "9"
+                            "id": "9",
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+cd101+2023-t2"
+                            "id": "course-v1:edX+cd101+2023-t2",
+                            "attributes": {}
                         }
                     }
                 }
@@ -1022,13 +1038,15 @@ class PublicFeedbackCourseExperienceView(PublicBaseJsonAPIView, FeedbackCourseEx
                     "author": {
                         "data": {
                             "type": "User",
-                            "id": "4"
+                            "id": "4",,
+                            "attributes": {}
                         }
                     },
                     "course_id": {
                         "data": {
                             "type": "CourseOverview",
-                            "id": "course-v1:edX+2323+232"
+                            "id": "course-v1:edX+2323+232",
+                            "attributes": {}
                         }
                     }
                 }