/lyric_update - 当前歌词(最新一条){
"code": 0,
"msg": "success",
"data": {
"line_index": 5,
"text": "君に嘘をついていた",
"timestamp": 9.0,
"play_time": 9.15,
"progress": 0.4167
}
}line_index - 歌词行号timestamp - 歌词时间戳(秒)play_time - 实际播放时间(秒);根据偏移量调整后的时间progress - 播放进度(0-1){
"code": 0,
"msg": "success",
"data": {}
}