If you're not chasing the higher $ amount then you're doing a disservice to yourself.
The only thing you could have done differently was approach Network A and give them the opportunity to pay you more based on your ability to generate volume, but my guess is they wouldn't have matched.
The only thing you could have done differently was approach Network A and give them the opportunity to pay you more based on your ability to generate volume, but my guess is they wouldn't have matched.