Add a check in CallAndCheckSuccess for response unmarshalling issues

Author: aorabdel

changes/20250423114015.bugfix

@@ -0,0 +1 @@
+:gear: Add a check in CallAndCheckSuccess for response unmarshalling issues

utils/api/api.go

@@ -62,7 +62,7 @@ func CheckAPICallSuccess(ctx context.Context, errorContext string, resp *_http.R
 // CallAndCheckSuccess is a wrapper for making an API call and then checking success with `CheckAPICallSuccess`
 // errorContext corresponds to the description of what led to the error if error there is e.g. `Failed adding a user`.
 // apiCallFunc corresponds to a generic function that will be called to make the API call
-func CallAndCheckSuccess[T any](ctx context.Context, errorContext string, apiCallFunc func(ctx context.Context) (T, *_http.Response, error)) (result T, err error) {
+func CallAndCheckSuccess[T any](ctx context.Context, errorContext string, apiCallFunc func(ctx context.Context) (*T, *_http.Response, error)) (result *T, err error) {
 	if err = parallelisation.DetermineContextError(ctx); err != nil {
 		return
 	}
@@ -76,5 +76,12 @@ func CallAndCheckSuccess[T any](ctx context.Context, errorContext string, apiCal
 		return
 	}
 
+	if result != nil {
+		if reflection.IsEmpty(result) {
+			err = commonerrors.New(commonerrors.ErrMarshalling, "unmarshalled response is empty")
+			return
+		}
+	}
+
 	return
 }