Migration TIcket: MongoParseError: Unescaped slash in userinfo section

Hey guys! Any idea why I am getting this error when running the script?

node movie-last-updated-migration.js

I believe I settled up everything correctly till now!!
My movie-last-updated-migration.js so far

Also, when I run the test and the node script I get

In your host variable, I see triple slash. Try after removing one.

Kanika