code: func (c Client) GenerateReceiveAddress(params *AddressParams) (string, error) {
  	holder := map[string]interface{}{}
  	if err := c.Post("account/generate_receive_address", params, &holder); err != nil {
  		return "", err
  	}
  	return holder["address"].(string), nil
  }
docs: // GenerateReceiveAddress generates and returns a new bitcoin receive address