id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id PHMSA-2015-0019-0002,PHMSA,PHMSA-2015-0019,Response Letter P-1647,Other,Letter(s),2025-01-16T05:00:00Z,2025,1,2025-01-16T05:00:00Z,,2025-01-16T11:54:44Z,,0,0,09000064868c0e9f