fixup

unmarshal.go

@@ -187,18 +187,19 @@ func (ro *resourceObject) unmarshalFields(v any, rv reflect.Value, rt reflect.Ty
 		fv := rv.Field(i)
 		ft := rt.Field(i)
 
+		jsonapiTag, err := parseJSONAPITag(ft)
+		if err != nil {
+			return err
+		}
 		// If there is an embedded struct we want to process the fields in that struct recursively
-		if fv.Kind() == reflect.Struct {
+		// only if there isn't a relationship defined on the field.
+		if fv.Kind() == reflect.Struct && jsonapiTag == nil {
 			if err := ro.unmarshalFields(v, fv, reflect.TypeOf(fv.Interface()), m); err != nil {
 				return err
 			}
 			continue
 		}
 
-		jsonapiTag, err := parseJSONAPITag(ft)
-		if err != nil {
-			return err
-		}
 		if jsonapiTag == nil {
 			continue
 		}