Contact BookManage your customers, vendors, employees using this service.Headers Parameters NameTypeDescriptionMandatory (M) , Optional (O)Provided by INSTANTPAY (Y/N)X-Ipay-Auth-CodeStringAuth Code - 1 (Fixed)MYX-Ipay-Client-IdStringUnique Client IDMYX-Ipay-Client-SecretStringUnique secret keyMYX-Ipay-Endpoint-IpStringEnd Customer IP AddressMN