update

app/Http/Controllers/api/Fingerprint.php

@@ -17,12 +17,11 @@ class Fingerprint extends BaseController
                 'visitor_id' => ['required', 'string'],
             ]);
             PublicService:: setVisitorId($params['member_id'], $params['visitor_id']);
-
         } catch (ValidationException $e) {
             return $this->error(HttpStatus::CUSTOM_ERROR, $e->validator->errors()->first());
         } catch (Exception $e) {
             return $this->error(HttpStatus::CUSTOM_ERROR, $e->getMessage());
         }
-
+        return $this->success();
     }
 }