Add `getTransactions` endpoint #358

Job	Run time
Build (ubuntu-latest, x86_64-unknown-linux-gnu, amd64)	2m 38s
Build (ubuntu-latest, aarch64-unknown-linux-gnu, arm64)	3m 15s
Integration tests (ubuntu-20.04, 1.22, 20)	14m 5s
Build (macos-latest, x86_64-apple-darwin, amd64)	2m 12s
Unit tests (ubuntu-20.04, 1.22)	4m 6s
Integration tests (ubuntu-20.04, 1.22, 21)	14m 59s
Unit tests (ubuntu-22.04, 1.22)	4m 25s
Build (macos-latest, aarch64-apple-darwin, arm64)	2m 12s
Integration tests (ubuntu-22.04, 1.22, 20)	13m 46s
Build (windows-latest, x86_64-pc-windows-gnu, amd64)	10m 38s
Integration tests (ubuntu-22.04, 1.22, 21)	14m 13s
	1h 26m 29s

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