legislation_cosponsors: 118-sconres-5, B001310

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
118-sconres-5	B001310	Sen. Braun, Mike [R-IN]	R	IN	2023-03-09	1