legislation_cosponsors: 119-hr-4242, M001205

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-4242	M001205	Rep. Miller, Carol D. [R-WV-1]	R	WV	2025-07-15	0