pub fn ser_describe_flow_operation_input_input(
object: &mut ::aws_smithy_json::serialize::JsonObjectWriter,
input: &crate::operation::describe_flow_operation::DescribeFlowOperationInput,
) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::SerializationError> {
if let Some(var_1) = &input.firewall_arn {
object.key("FirewallArn").string(var_1.as_str());
}
if let Some(var_2) = &input.availability_zone {
object.key("AvailabilityZone").string(var_2.as_str());
}
if let Some(var_3) = &input.vpc_endpoint_association_arn {
object.key("VpcEndpointAssociationArn").string(var_3.as_str());
}
if let Some(var_4) = &input.vpc_endpoint_id {
object.key("VpcEndpointId").string(var_4.as_str());
}
if let Some(var_5) = &input.flow_operation_id {
object.key("FlowOperationId").string(var_5.as_str());
}
Ok(())
}