neteasecloudmusicapi/module/send_text.js

// 私信

module.exports = (query, request) => {
  query.cookie.os = 'pc'
  const data = {
    id: query.playlist,
    type: 'text',
    msg: query.msg,
    userIds: '[' + query.user_ids + ']'
  }
  return request(
    'POST', `https://music.163.com/weapi/msg/private/send`, data,
    {crypto: 'weapi', cookie: query.cookie, proxy: query.proxy}
  )
}