Set this as profile data in dconf "/org/gnome/shell/extensions/vertical-workspaces/"

v-shell-config.json

{
  "workspaceThumbnailsPosition": "5",
  "wsMaxSpacing": "350",
  "wsPreviewScale": "95",
  "secWsPreviewScale": "95",
  "secWsPreviewShift": "false",
  "wsThumbnailsFull": "false",
  "secWsThumbnailsPosition": "2",
  "dashPosition": "0",
  "dashPositionAdjust": "-100",
  "wsTmbPositionAdjust": "0",
  "showWsTmbLabels": "3",
  "showWsTmbLabelsOnHover": "false",
  "closeWsButtonMode": "2",
  "secWsTmbPositionAdjust": "0",
  "dashMaxIconSize": "0",
  "centerDashToWs": "false",
  "showAppsIconPosition": "0",
  "wsThumbnailScale": "13",
  "wsThumbnailScaleAppGrid": "13",
  "secWsThumbnailScale": "13",
  "showSearchEntry": "false",
  "centerSearch": "true",
  "centerAppGrid": "false",
  "dashBgOpacity": "20",
  "dashBgColor": "1",
  "dashBgRadius": "18",
  "dashBgGS3Style": "false",
  "runningDotStyle": "1",
  "enablePageShortcuts": "false",
  "showWsSwitcherBg": "false",
  "showWsPreviewBg": "true",
  "wsPreviewBgRadius": "30",
  "showOverviewBackground": "1",
  "overviewBgBrightness": "60",
  "appGridBgBrightness": "60",
  "searchBgBrightness": "30",
  "overviewBgBlurSigma": "100",
  "appGridBgBlurSigma": "100",
  "smoothBlurTransitions": "false",
  "appGridAnimation": "4",
  "searchViewAnimation": "0",
  "searchResultsBgStyle": "0",
  "workspaceAnimation": "1",
  "animationSpeedFactor": "100",
  "winPreviewIconSize": "1",
  "winTitlePosition": "0",
  "startupState": "0",
  "overviewMode": "0",
  "workspaceSwitcherAnimation": "1",
  "wsSwitcherMode": "1",
  "searchIconSize": "0",
  "searchViewScale": "100",
  "appGridIconSize": "-1",
  "appGridColumns": "0",
  "appGridRows": "0",
  "appGridFolderIconSize": "-1",
  "appGridFolderColumns": "0",
  "appGridFolderRows": "0",
  "appGridFolderIconGrid": "3",
  "appGridContent": "2",
  "appGridIncompletePages": "false",
  "appGridOrder": "1",
  "appFolderOrder": "0",
  "appGridNamesMode": "1",
  "appGridActivePreview": "false",
  "appGridFolderCenter": "false",
  "appGridPageWidthScale": "90",
  "appGridPageHeightScale": "90",
  "appGridSpacing": "12",
  "appGridFolderSpacing": "12",
  "appGridRememberPage": "false",
  "appFolderRemoveButton": "1",
  "appFolderCloseButton": "true",
  "appGridShowPageArrows": "true",
  "searchWindowsOrder": "1",
  "searchFuzzy": "true",
  "searchMaxResultsRows": "5",
  "searchAppGridMode": "1",
  "searchIncludeSettings": "true",
  "dashShowWindowsBeforeActivation": "1",
  "dashIconScroll": "1",
  "dashIsolateWorkspaces": "false",
  "appMenuForceQuit": "true",
  "appMenuCloseWinsWs": "true",
  "appMenuMoveApp": "true",
  "appMenuWindowTmb": "true",
  "searchWindowsIconScroll": "1",
  "panelVisibility": "0",
  "panelPosition": "0",
  "panelOverviewStyle": "1",
  "windowAttentionMode": "0",
  "wsSwPopupHPosition": "50",
  "wsSwPopupVPosition": "95",
  "wsSwPopupMode": "2",
  "wsSwitcherWraparound": "true",
  "wsSwitcherIgnoreLast": "false",
  "favoritesNotify": "1",
  "notificationPosition": "1",
  "osdPosition": "6",
  "hotCornerAction": "1",
  "hotCornerPosition": "0",
  "hotCornerFullscreen": "true",
  "hotCornerRipples": "true",
  "alwaysActivateSelectedWindow": "false",
  "winPreviewSecBtnAction": "3",
  "winPreviewMidBtnAction": "0",
  "winPreviewShowCloseButton": "true",
  "windowIconClickAction": "1",
  "winPreviewHeightCompensation": "50",
  "overlayKeyPrimary": "1",
  "overlayKeySecondary": "1",
  "overviewEscBehavior": "0",
  "overviewSortWindows": "0",
  "overviewSelectWindow": "0",
  "clickEmptyClose": "false",
  "newWindowFocusFix": "false",
  "newWindowMonitorFix": "false",
  "appGridPerformance": "true",
  "highlightingStyle": "1",
  "delayStartup": "true",
  "workspaceSwitcherPopupModule": "true",
  "workspaceAnimationModule": "true",
  "workspaceModule": "true",
  "windowManagerModule": "true",
  "windowPreviewModule": "true",
  "windowAttentionHandlerModule": "true",
  "swipeTrackerModule": "true",
  "searchControllerModule": "true",
  "searchModule": "true",
  "panelModule": "true",
  "overlayKeyModule": "true",
  "osdWindowModule": "true",
  "messageTrayModule": "true",
  "layoutModule": "true",
  "dashModule": "false",
  "appFavoritesModule": "true",
  "appDisplayModule": "true"
}