legislation_cosponsors: 113-hr-5481, G000550

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
113-hr-5481	G000550	Rep. Gingrey, Phil [R-GA-11]	R	GA	2014-09-19	0