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withdrawn,object_id PHMSA-2019-0233-0003,PHMSA,PHMSA-2019-0233,Letter in Response - P-1738,Other,Letter(s),2021-08-12T04:00:00Z,2021,8,2021-08-12T04:00:00Z,,2021-08-12T21:46:58Z,,0,0,0900006484c4d91e