public override AmazonWebServiceResponse Unmarshall(JsonUnmarshallerContext context)
{
PurchaseProvisionedCapacityResponse response = new PurchaseProvisionedCapacityResponse();
if (context.ResponseData.IsHeaderPresent("x-amz-capacity-id"))
response.CapacityId = context.ResponseData.GetHeaderValue("x-amz-capacity-id");
return response;
}