legislation_cosponsors: 115-hr-4202, B001303

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-hr-4202	B001303	Rep. Blunt Rochester, Lisa [D-DE-At Large]	D	DE	2018-02-08	0