text: const nohm = require('nohm').Nohm;
  
  module.exports = app => {
    const PlayingSong = nohm.model('PlayingSong', {
      properties: {
        nickName: {
          type: 'string',
        },
        currentSong: {
          type: 'json',
        },
        currentListType: {
          type: 'string',
          defaultValue: 'local',
        },
        localList: {
          type: 'json',
          defaultValue: { items: [] },
        },
        playList: {
          type: 'json',
          defaultValue: { items: [] },
        },
      },
    });
    return PlayingSong;
  };
  