/api/v1/vag/devices/{deviceID}/{channelID}/realplay/{action}/{mediaHost}/{mediaPort}/{streamMode}

播放和停止
/api/v1/vag/devices/10000000000000000002/34020000001320000002/realplay/start/8.131.101.81/9000/1
/api/v1/vag/devices/10000000000000000002/34020000001320000002/realplay/stop/8.131.101.81/9000/1


获取列表，后面deviceid可选：
/api/v1/vag/devices/10000000000000000003