{
    "roomId": 33,
    "errcode": 0,
    "qrcode_url": "https://res.wx.qq.com/op_res/9rSix1dhHfK4rR049JL0PHJ7TpOvkuZ3mE0z7Ou_Etvjf-w1J_jVX0rZqeStLfwh"
}