docs: function _getAuthorizationToken() {
      return spinner(
          new Promise((resolve, reject) =>
              ECR.sdk
                  .getAuthorizationToken({})
                  .promise()
                  .then(data => {
                      if (!_.has(data, 'authorizationData.0')) {
                          reject(new Error('No authorization data found.'));
                          return;
                      }
                      resolve(data.authorizationData[0]);
                  })
          )
      );
  }