The redirect URI in the request, https://www.mycity-hub.com/connect-google, 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/28788774270-ssqj4p5odsu29tt6vcq6ounm3iq7pmui.apps.googleusercontent.com?project=28788774270