更新

app/Http/Controllers/Api/UserController.php

@@ -122,7 +122,7 @@ class UserController extends Controller
                 'avatar' =>$request->avatar,
                 'nickname' =>htmlspecialchars($request->nickname),
                 'birthday' =>$request->birthday,
-                'video' => !empty($request->video)?json_encode($request->video) :[],
+                'video' => !empty($request->video)?json_encode(['url'=>$request->video]) :[],
             ]);
             if($pid!=0){
                 $user->pid = $pid;