As of 1/18/2023, here are the in-game Cash amounts you will receive upon winning a round:
Lurker Victory: 10K Cash
Lurker Victory(2x gamepass owned): 20K Cash
Survivor Victory: 5K Cash
Survivor Victory(2x gamepass owned): 10K Cash
Note: Survivors will only get cash from a victory if they’re alive once the round ends. People who die will always receive 0 cash.