add NIP-62 vanish event support (#418) #718

Job	Run time
Lint commits	28s
Build check	27s
Lint code	24s
Unit Tests And Coverage	0s
Post Tests	4s
Integration Tests and Coverage	0s
Release	0s
Sonarcloud	0s
Lint commits	31s
Lint code	24s
Build check	27s
Unit Tests And Coverage	0s
Post Tests	5s
Release	0s
Sonarcloud	0s
Integration Tests and Coverage	0s
	2m 50s

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