3. 推送

{
    "caller": "1500000xxxx",
    "called": "1890000xxxx",
    "xNumber": "1701111xxxx",
    "duration": 30,
    "subid": "072021010616325110360391xx",
    "callid": "720210106163331023513815xx",
    "starttime": "2021-01-06 16:33:43",
    "releasetime": "2021-01-06 16:33:43",
    "releasecause": 21
}
// caller: 主叫号码
// called: 被叫号码
// xNumber: 虚拟小号
// duration: 通话时长
// subid: 绑定关系id
// callid: 呼叫id
// starttime: 呼叫开始时间
// releasetime: 呼叫结束时间
// releasecause: 呼叫结束原因