apply_namespace_to_payload.dwl

%dw 2.0
output application/xml
ns soapenv http://schemas.xmlsoap.org/soap/envelope/
ns tem http://tempuri.org/

---
{
    soapenv#Envelope: {
        soapenv#Header:null,
        soapenv#Body : (
            payload mapObject (v1, k1) ->{
                tem#"$(k1)": (
                    v1 mapObject (v2, k2) ->{
                        tem#"$(k2)": (v2)
                    }
                )
            }
        )
    }
}

// {
//  "GetOrderById": {
//    "OrderId": 124,
//    "Status": "123"
//  }
// }