How much do money transfer agents make?

Excuse me, I was wondering if you could provide some insight into the earning potential of money transfer agents? Specifically, I'm curious about the average income range and any potential factors that might impact their earnings. Are there any particular skills or certifications that are required or beneficial in this field? Additionally, is there a standard commission structure or fee schedule that is typically in place for these types of transactions? Thank you for your time and expertise in this matter.