legislation_cosponsors: 115-hr-6578, C001112

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-6578	C001112	Rep. Carbajal, Salud O. [D-CA-24]	D	CA	2018-07-26	1