修改

app/Models/BalanceLog.php

@@ -5,7 +5,7 @@ namespace App\Models;
 class BalanceLog extends BaseModel
 {
     protected $table = 'balance_logs';
-    protected $fillable = ['room_id', 'member_id', 'amount', 'before_balance', 'after_balance', 'change_type', 'remark', 'related_id'];
+    protected $fillable = ['room_id', 'member_id', 'amount', 'before_balance', 'after_balance', 'change_type', 'remark', 'related_id','type'];
     protected $hidden = [ 'updated_at'];
 
     function member()