Function write_attributes_with_schema 

fn write_attributes_with_schema(
    writer: &mut TableData,
    prefix: &str,
    attributes: Attributes,
    row: &mut Vec<Value>,
    row_index: usize,
    batch_schema: Option<&mut TraceBatchSchema>,
) -> Result<()>

Writes flattened attributes without coercion and optionally records their actual types.