api_keys.go
func (client *Client) GetAPIKey(key string) (*APIKey, error) {
	var out reqAPIKey
	if err := client.doJsonRequest("GET", fmt.Sprintf("/v1/api_key/%s", key), nil, &out); err != nil {
		return nil, err
	}

	return out.APIKey, nil
}
func (client *Client) GetAPIKey(key string) (*APIKey, error) {
	var out reqAPIKey
	if err := client.doJsonRequest("GET", fmt.Sprintf("/v1/api_key/%s", key), nil, &out); err != nil {
		return nil, err
	}

	return out.APIKey, nil
}
// GetAPIKey returns a single API key or error on failure