应用: 美团
任务: 打开美团，进入消息页面，回复第一条私信‘感谢您的反馈’
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: CLICK
step_id: 3
action: CLICK
step_id: 4
action: TYPE
type_text: 感谢您的反馈
step_id: 5
action: CLICK
step_id: 6
action: STOP