code: public static OEmbed createOEmbed(String rawJSON) throws TwitterException {
          try {
              return new OEmbedJSONImpl(new JSONObject(rawJSON));
          } catch (JSONException e) {
              throw new TwitterException(e);
          }
      }
docs: Constructs an OEmbed object from rawJSON string.
  
  @param rawJSON raw JSON form as String
  @return OEmbed
  @throws TwitterException when provided string is not a valid JSON string.
  @since Twitter4J 3.0.2