legislation_cosponsors: 116-hconres-40, B001286

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
116-hconres-40	B001286	Rep. Bustos, Cheri [D-IL-17]	D	IL	2019-05-22	0