code: function getSurveys (defOptions, credentials, token, surveyId, callback) {
    var options;
    
    surveyId = surveyId || '';
    
    if (typeof surveyId === 'function') {
      callback = surveyId;
      surveyId = '';
    }
    
    options = {
      method : 'GET',
      uri : `v1/Surveys/${surveyId}`,
    };
    
    return requestWithTokenCheck(defOptions, credentials, token, options, callback);
  }
docs: Retrieve an array of surveys (or a specific survey) for domain
  
  {@link https://api.nfieldmr.com/help/api/get-v1-surveys}
  {@link https://api.nfieldmr.com/help/api/get-v1-surveys-surveyid}