Manifest is not valid JSON. Line: 1, column: 1, Unexpected token

Question

keep getting this error: \"Manifest is not valid JSON. Line: 1, column: 1, Unexpected token.\" i don\'t understand what the issue is with my code? here is what i have so f

Answer 1

This is old but I had the same issue and found out I was not using the standard double quotes " in my script which I copied and pasted from the official Google Doc