Message sending for Signature Collector#159

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dknopik wants to merge 5 commits intosigp:unstablefrom dknopik:handle-outgoing

+782-254

Commits on Feb 20, 2025

create common component for message serialization and signing
dknopik
committed

Commits on Feb 21, 2025

give queue to network and publish
dknopik
committed

Commits on Feb 25, 2025