client_secretsTEMPLATE.json

{
  "web": {
    "client_id": "Client id goes here",
    "client_secret": "Client secret goes here",
    "redirect_uris": [],
    "auth_uri": "https://accounts.google.com/o/oauth2/auth",
    "token_uri": "https://accounts.google.com/o/oauth2/token"
  }
}