Fix event data type inconsistency between LocalBlockchain and Mina #5044

Job	Run time
Prepare	1m 10s
Build-And-Test-Web	5m 8s
Check-mina-commit	18s
Build-And-Test-Server (Simple integration tests)	23m 35s
Run unit tests parallel (1)	59s
Build-And-Test-Server (Reducer integration tests)	8m 3s
Run unit tests parallel (2)	19m 15s
Build-And-Test-Server (DEX integration tests)	9m 5s
Run unit tests parallel (3)	5m 15s
Build-And-Test-Server (DEX integration test with proofs)	9m 42s
Run unit tests parallel (4)	12m 36s
Build-And-Test-Server (Voting integration tests)	3m 55s
Run unit tests parallel (5)	17m 15s
Build-And-Test-Server (Verification Key Regression Check 1)	7m 27s
Run unit tests parallel (6)	9m 32s
Build-And-Test-Server (Verification Key Regression Check 2)	8m 1s
Run unit tests parallel (7)	8m 14s
Build-And-Test-Server (CommonJS test)	1m 26s
Run unit tests parallel (8)	2m 33s
Build-And-Test-Server (Unit tests)	1s
Release-on-NPM	0s
Release-mina-signer-on-NPM	0s
	2h 33m 30s

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