a.js(4,59): error TS1003: Identifier expected.


==== a.js (1 errors) ====
    /** @typedef {{ endTime: number, screenshots: number}} A.<b>*/
    Animation.AnimationModel.ScreenshotCapture.Request;
    
    /** @typedef {{ endTime: number, screenshots: !B.<string>}} */
                                                              ~
!!! error TS1003: Identifier expected.
    Animation.AnimationModel.ScreenshotCapture.Request;