Getting error in Model.remove()

Getting the below error for the model.remove() challenge in MongoDB and Mongoose section
SyntaxError: Unexpected token o in JSON at position 1
at JSON.parse ()
at /home/runner/boilerplate-mongomongoose/server.js:347:29
at /home/runner/boilerplate-mongomongoose/node_modules/mongoose/lib/model.js:4923:18

Your project link(s)

solution: https://replit.com/@gmkumaran87/boilerplate-mongomongoose

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.81 Safari/537.36

Challenge: Delete Many Documents with model.remove()

Link to the challenge: