应用: 京东
任务: 打开京东，前往‘帮助与支持’，联系客服人员
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: STOP