Goal: I want to change the measurement unit in this app, so change the preferred measurements from us to metric in the Yummly app. 
Steps:
action: action_type: navigate_back
step_instruction: Go back to the previous page
action: action_type: navigate_back
step_instruction: Go back to the previous page
action: action_type: click
step_instruction: Click on the US button of Preferred Measurements to change the unit