screenboards.go
func (client *Client) GetScreenboard(id interface{}) (*Screenboard, error) {
	stringId, err := GetStringId(id)
	if err != nil {
		return nil, err
	}

	out := &Screenboard{}
	if err := client.doJsonRequest("GET", fmt.Sprintf("/v1/screen/%s", stringId), nil, out); err != nil {
		return nil, err
	}
	return out, nil
}
func (client *Client) GetScreenboard(id interface{}) (*Screenboard, error) {
	stringId, err := GetStringId(id)
	if err != nil {
		return nil, err
	}

	out := &Screenboard{}
	if err := client.doJsonRequest("GET", fmt.Sprintf("/v1/screen/%s", stringId), nil, out); err != nil {
		return nil, err
	}
	return out, nil
}
// GetScreenboard returns a single screenboard created on this account.