code: func (e *ApiClientService) ListKeys(clientName string) (data *ApiClientKeyListResult, err error) {
  	url := fmt.Sprintf("clients/%s/keys", clientName)
  	err = e.client.magicRequestDecoder("GET", url, nil, &data)
  	return
  }
docs: // ListKeys lists the keys associated with a client on the Chef server.
  //
  // Chef API docs: https://docs.chef.io/api_chef_server.html#clients-client-keys