add

server/app/Http/Controllers/Api/V1/MyController.php

@@ -1149,7 +1149,7 @@ class MyController extends Controller
     }
 //    发私信
     /**
-     * @api {get} /api/my/letter/store 发送私信
+     * @api {post} /api/my/letter/store 发送私信
      * @apiDescription 发送私信
      * @apiGroup My
      *    @apiParam {string} content         私信内容