legislation_cosponsors: 115-hconres-10, T000470

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-hconres-10	T000470	Rep. Tipton, Scott R. [R-CO-3]	R	CO	2017-12-19	0