应用: 快手
任务: 使用快手，搜索“赵六”并关注
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: TYPE
type_text: 赵六
step_id: 3
action: CLICK
step_id: 4
action: CLICK
step_id: 5
action: STOP