ChatKit - 401s from verify_hosted

When calling:

v1/chatkit/domain_keys/verify_hosted

I get this error:

{

"error": {

“message”: “Invalid or expired chatkit ephemeral key”,

“type”: “invalid_request_error”,

“param”: null,

“code”: “invalid_ephemeral_key”

}

}

I have added my domain to the domain allow list and its been 24 hours.