chore: Adds FDv2 PayloadProcessor #146

Job	Run time
test-contract-tests	2m 53s
test-platforms-and-versions (ubuntu-latest, 8)	2m 44s
test-packaging	3m 44s
test-platforms-and-versions (ubuntu-latest, 11)	2m 39s
test-platforms-and-versions (ubuntu-latest, 17)	2m 41s
test-platforms-and-versions (ubuntu-latest, 19)	2m 31s
	17m 12s

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