'timestamp:Y-m-d H:i:s', 'join_table' => 'array', 'field_config' => 'array', 'where_field' => 'array', 'order_field' => 'array', 'subtask' => 'array', ]; public function admin(): BelongsTo { return $this->belongsTo(\app\admin\model\Admin::class, 'admin_id', 'id'); } }