legislation_cosponsors: 119-hr-2021, F000466

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
119-hr-2021	F000466	Rep. Fitzpatrick, Brian K. [R-PA-1]	R	PA	2025-03-10	1