code: func (r Network_Subnet_IpAddress) GetByIpAddress(ipAddress *string) (resp datatypes.Network_Subnet_IpAddress, err error) {
  	params := []interface{}{
  		ipAddress,
  	}
  	err = r.Session.DoRequest("SoftLayer_Network_Subnet_IpAddress", "getByIpAddress", params, &r.Options, &resp)
  	return
  }
docs: // Search for an IP address record by IP address.