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 /KlaviyoSubscribeV2Request HTTP/1.1
Host: cdnapidev.greysheet.com
Accept: application/xml
Content-Type: application/xml
Content-Length: length
<KlaviyoSubscribeV2Request xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/Cdn.Api.RequestObjects">
<Company>String</Company>
<Email>String</Email>
<FirstName>String</FirstName>
<LastName>String</LastName>
<Source>String</Source>
</KlaviyoSubscribeV2Request>
HTTP/1.1 200 OK
Content-Type: application/xml
Content-Length: length
<KlaviyoServiceTrackResponse xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/Cdn.Api.ResponseObjects">
<CachedResponse>false</CachedResponse>
<ErrorText>String</ErrorText>
<OpCode>0</OpCode>
<RequestTime>String</RequestTime>
<ResponseTime>String</ResponseTime>
<Total>0</Total>
<TotalExecutionTime>String</TotalExecutionTime>
<Data>String</Data>
</KlaviyoServiceTrackResponse>