应用: 淘宝
任务: 淘宝中进入数码专区，购买最新款的佳能相机。
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: TYPE
type_text: 数码
step_id: 3
action: CLICK
step_id: 4
action: CLICK
step_id: 5
action: CLICK
step_id: 6
action: CLICK
step_id: 7
action: CLICK
step_id: 8
action: CLICK
step_id: 9
action: CLICK
step_id: 10
action: CLICK