code: public function getContent(array $contentData)
      {
          // check if all mandatory fields are present
          foreach ($this->mandatoryFields as $mandatoryField) {
              if (!array_key_exists($mandatoryField, $contentData)) {
                  throw new ContentException("The field '$mandatoryField' is missing in the given content data");
              }
          }
  
          // try to create a content model from the available data
          try {
  
              // title
              $title = "";
              if (isset($contentData[self::FIELD_TITLE])) {
                  $title = $contentData[self::FIELD_TITLE];
              }
  
              // summary
              $summary = "";
              if (isset($contentData[self::FIELD_SUMMARY])) {
                  $summary = $contentData[self::FIELD_SUMMARY];
              }
  
              // description
              $description = "";
              if (isset($contentData[self::FIELD_DESCRIPTION])) {
                  $description = $contentData[self::FIELD_DESCRIPTION];
              }
  
              $content = new Content($title, $summary, $description);
              return $content;
  
          } catch (\Exception $contentException) {
              throw new ContentException(sprintf("Failed to create a content model from the given data: %s",
                  $contentException->getMessage()), $contentException);
          }
      }
docs: Get a Content model from an array of unstructured product content data
  
  @param array $contentData An array containing content attributes
  
  @return Content
  
  @throws ContentException If a mandatory field is missing
  @throws ContentException If the no Content could be created from the given product data