API 403 error?

A 403 errors indicate access is forbidden. Most commonly this occurs when there are errors in the authentication. To verify your key you can use: https://api.thenounproject.com/explorer

Please double-check that you are generating a new unique nonce per request. You should check that your nonce is at least 8 characters and that you use a new nonce per request.

Lastly, make sure the time on your device is also accurate to the current time.