The redirect URI in the request, http://cloud.g-square.in/response, does not match the ones authorized for the OAuth client. To update the authorized redirect URIs, visit: https://console.developers.google.com/apis/credentials/oauthclient/68099414752-ug94a142gq7dqlq137e6mji95doffj0f.apps.googleusercontent.com?project=68099414752