应用: 拼多多
任务: 打开拼多多，进入客服中心，询问关于退换货的流程
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: CLICK
step_id: 3
action: SWIPE
step_id: 4
action: CLICK
step_id: 5
action: STOP