let chatroom = {
  id: 'chatroom1001',
  attributes: [ { key: 'name' }, { key: 'age' }]
};

jim.getChatRoomAttributes(chatroom).then((chatroom) => {
  let { id, attributes } = chatroom;
  /* 
    attributes => 
      [
        { key: 'name', value: 'xiaoshan' },
        { key: 'age', value: 18 },
      ]
  */
}, (error) => {
  console.log('error', error)
});