pub fn ser_get_shard_iterator_input_input(
object: &mut ::aws_smithy_json::serialize::JsonObjectWriter,
input: &crate::operation::get_shard_iterator::GetShardIteratorInput,
) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::SerializationError> {
if let Some(var_1) = &input.stream_arn {
object.key("StreamArn").string(var_1.as_str());
}
if let Some(var_2) = &input.shard_id {
object.key("ShardId").string(var_2.as_str());
}
if let Some(var_3) = &input.shard_iterator_type {
object.key("ShardIteratorType").string(var_3.as_str());
}
if let Some(var_4) = &input.sequence_number {
object.key("SequenceNumber").string(var_4.as_str());
}
Ok(())
}