API excercise tracker excersise adding

When i try result is OK but not passing
Task is failed while adding exercise and giving response

https://repl.it/@lolme/boilerplate-project-exercisetracker

Your code so far

Your browser information:

User Agent is: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:85.0) Gecko/20100101 Firefox/85.0.

Challenge: Exercise Tracker

Link to the challenge: