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