Goal: switch to vimeo app and search for Food photography channel and subscribe to the channel
Steps:
action: action_type: navigate_back
step_instruction: Go back to previous page 
action: action_type: click
step_instruction: click on the search icon at the top right of the screen 
action: action_type: input_text
text: food photography
step_instruction: search for food photography
action: action_type: click
step_instruction: click on the search icon on the keyboard
action: action_type: wait
step_instruction: click on the search icon on the keyboard
action: action_type: click
step_instruction: Go to the Channels tab
action: action_type: wait
step_instruction: Go to the Channels tab
action: action_type: click
step_instruction: select the first result
action: action_type: click
step_instruction: click on the follow button