应用: 系统
任务: 去拼多多，把用户昵称修改成雨敲窗
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: 雨敲窗
step_id: 5
action: CLICK
step_id: 6
action: STOP