curl -X POST 'baseUrl' -d '{"SaleToPOIRequest":{"MessageHeader":{"ProtocolVersion":"3.0","MessageClass":"Service","MessageCategory":"Abort","MessageType":"Request","SaleID":"saleId","ServiceID":"serviceId","POIID":"poiId"},"AbortRequest":{"AbortReason":"MerchantAbort","MessageReference":{"MessageCategory":"inProcessMessageCategory","SaleID":"inProcessSaleId","ServiceID":"inProcessServiceId"}}}}'