The most common and most likely answer to this crossword clue is the 9 letter word REPRISALS
I've seen this crossword clue in The Guardian
R
E
P
R
I
S
A
L
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More clues leading to the result REPRISALS
Buddy explains!

The straight part
We know that "paybacks" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case paybacks = reprisals.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does REPRISALS mean?
REPRISALS noun- An act of retaliation.
- Something taken from an enemy in retaliation.
- The act of taking something from an enemy by way of retaliation or indemnity.