httpApiReadMockImplementation = (language, namespace, callback) => {
  const namespacePath = `${__dirname}/locales/${language}/${namespace}.json`;

  // console.info('httpApiReadMockImplementation', namespacePath);

  if (fs.existsSync(namespacePath)) {
    const data = JSON.parse(fs.readFileSync(namespacePath, 'utf-8'));

    callback(null, data);
  } else {
    callback('File is not available in `locales` folder', null);
  }
}
@param {string} language
@param {string} namespace
@param {import('i18next').ReadCallback} callback

@returns {void}