Help Me to find a solution(jsonParse)

can someone help me to solve this problem? i think that the problem is in the analitycs
because i removed the iap and the error shows only when i opened the analitycs options

Looks like you are entering the wrong license key.
To solve this problem,
Go to Play console (
Select your app from the list.
Go to Monetization setup.
There you will see your licensing key. (it is a Base64-encoded RSA public key)
copy that code and paste it into unity