function buildImageResource(imageryProvider, info, x, y, level, request) {
  const quadKey = GoogleEarthEnterpriseMetadata.tileXYToQuadKey(x, y, level);
  let version = info.imageryVersion;
  version = defined(version) && version > 0 ? version : 1;

  return imageryProvider._metadata.resource.getDerivedResource({
    url: `flatfile?f1-0${quadKey}-i.${version.toString()}`,
    request: request,
  });
}
Picking features is not currently supported by this imagery provider, so this function simply returns
undefined.

@param {number} x The tile X coordinate.
@param {number} y The tile Y coordinate.
@param {number} level The tile level.
@param {number} longitude The longitude at which to pick features.
@param {number} latitude  The latitude at which to pick features.
@return {undefined} Undefined since picking is not supported.