To override the Content-type in your clients, use the HTTP Accept Header, append the .xml suffix or ?format=xml
HTTP + XML
The following are sample HTTP requests and responses.
The placeholders shown need to be replaced with actual values.
POST /subscription/cancel HTTP/1.1
Host: devapi.billhighway.com
Accept: application/xml
Content-Type: application/xml
Content-Length: length
<CancelMemberSubscription xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="https://www.billhighway.com/api">
<AutoRenew>false</AutoRenew>
<COID>0</COID>
<ChapMemPayID>0</ChapMemPayID>
<ClientId>0</ClientId>
<EndDate>0001-01-01T00:00:00</EndDate>
<FrequencyID>0</FrequencyID>
<GroupId>String</GroupId>
<MSN>0</MSN>
<OrderID>0</OrderID>
<PIN>0</PIN>
<StartDate>0001-01-01T00:00:00</StartDate>
<SubscriptionID>0</SubscriptionID>
<SubscriptionInvoiceID>0</SubscriptionInvoiceID>
<UniqueId>String</UniqueId>
</CancelMemberSubscription>
HTTP/1.1 200 OK
Content-Type: application/xml
Content-Length: length
<CancelMemberSubscriptionReply xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="https://www.billhighway.com/api">
<ErrorCode>0</ErrorCode>
<ErrorMessage>String</ErrorMessage>
<UniqueId>String</UniqueId>
</CancelMemberSubscriptionReply>