Goal: I should set the goal for my German language
Steps:
action: action_type: click
step_instruction: Click on the Home icon at the bottom left of the screen
action: action_type: click
step_instruction: Click on the streak icon at the top of the screen
action: action_type: scroll
direction: down
step_instruction: Scroll up to view the Join challenge option 
action: action_type: click
step_instruction: Click on the Join challenge option 
action: action_type: click
step_instruction: Click on the Join challenge 50 option