code: public ApiResponse<CharacterFwStatsResponse> getCharactersCharacterIdFwStatsWithHttpInfo(Integer characterId,
              String datasource, String ifNoneMatch, String token) throws ApiException {
          com.squareup.okhttp.Call call = getCharactersCharacterIdFwStatsValidateBeforeCall(characterId, datasource,
                  ifNoneMatch, token, null);
          Type localVarReturnType = new TypeToken<CharacterFwStatsResponse>() {
          }.getType();
          return apiClient.execute(call, localVarReturnType);
      }
docs: Overview of a character involved in faction warfare Statistical overview
  of a character involved in faction warfare --- This route expires daily
  at 11:05 SSO Scope: esi-characters.read_fw_stats.v1
  
  @param characterId
  An EVE character ID (required)
  @param datasource
  The server name you would like data from (optional, default to
  tranquility)
  @param ifNoneMatch
  ETag from a previous request. A 304 will be returned if this
  matches the current ETag (optional)
  @param token
  Access token to use if unable to set a header (optional)
  @return ApiResponse&lt;CharacterFwStatsResponse&gt;
  @throws ApiException
  If fail to call the API, e.g. server error or cannot
  deserialize the response body