ERR_NGROK_5132: The Datadog API key provided is not authorized to send events into Datadog: ERR - ngrok documentation

What does ERR_NGROK_5132 mean?

ngrok returns ERR_NGROK_5132 with this message:

The Datadog API key provided is not authorized to send events into Datadog: <ERR>

Where can I get more help with ERR_NGROK_5132?

Email support@ngrok.com and include the error code.