应用: 京东
任务: 打开京东，搜索“空气净化器”，进入商品详情，点击“领券购买”
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: TYPE
type_text: 空气净化器
step_id: 3
action: CLICK
step_id: 4
action: CLICK
step_id: 5
action: CLICK