legislation_cosponsors: 115-sres-633, M000934

Cosponsors for tracked legislation. Distinguishes original cosponsors (signed on at introduction) from later additions. Linked to congress_members via bioguide_id.

This data as json

bill_id	bioguide_id	full_name	party	state	sponsorship_date	is_original_cosponsor
115-sres-633	M000934	Sen. Moran, Jerry [R-KS]	R	KS	2018-09-18	1