docs: function __process_authorization_header_for_user(request_params) {
      return new Promise(async (resolve, reject) => {
          try {
              const user_account_id = await user_info_endpoint
                  .user_account_registrar_module
                  .get_user_account_id_for_credentials(request_params.authorization_credentials.username, request_params.authorization_credentials.password);
              return resolve(request_params);
          } catch (err) {
              return reject(err);
          }
      });
  }