Http\Client\Exception\HttpException (401)
Client error: `POST https://sandbox.finapi.io/oauth/token?grant_type=client_credentials&client_id=8cefac92-799c-4b54-8034-798fd1f4526c&client_secret=d27ca5ef-535d-4b75-9cea-022c9bc7c0ed` resulted in a `401 Unauthorized` response:
{"error":"invalid_client","error_description":"Bad client credentials"}