Update: The Problem Solvers Caucus is considering the negotiations between Mnuchin and Pelosi resuming a big success.
A bipartisan group of Representatives in the House called The Problem Solvers Caucus came together, trying to push a deal on pandemic relief. This group consists of 50 members of the House of Representations, half Republicans and half Democrats. The official website for the Problem Solvers Caucus is here.
Their proposal for the pandemic relief bill, published September 15th is here. It is not proposed legislation, just an attempt an bipartisan agreement by a group in the House meant to encourage negotiations to continue.