docs: public ServiceCall<Void> deleteExpansions(DeleteExpansionsOptions deleteExpansionsOptions) {
      Validator.notNull(deleteExpansionsOptions, "deleteExpansionsOptions cannot be null");
      String[] pathSegments = { "v1/environments", "collections", "expansions" };
      String[] pathParameters = { deleteExpansionsOptions.environmentId(), deleteExpansionsOptions.collectionId() };
      RequestBuilder builder = RequestBuilder.delete(RequestBuilder.constructHttpUrl(getEndPoint(), pathSegments,
          pathParameters));
      builder.query("version", versionDate);
      Map<String, String> sdkHeaders = SdkCommon.getSdkHeaders("discovery", "v1", "deleteExpansions");
      for (Entry<String, String> header : sdkHeaders.entrySet()) {
        builder.header(header.getKey(), header.getValue());
      }
      return createServiceCall(builder.build(), ResponseConverterUtils.getVoid());
    }