code: function getDefaultTexts (defOptions, credentials, token, translationKey, callback) {
    var options;
    
    translationKey = translationKey || '';
    
    if (typeof translationKey === 'function') {
      callback = translationKey;
      translationKey = '';
    }
    
    options = {
      method : 'GET',
      uri : `v1/DefaultTexts/${translationKey}`,
    };
    
    return requestWithTokenCheck(defOptions, credentials, token, options, callback);
  }
docs: Retrieve an array of Default Texts (or a specific Default Text) for domain
  
  {@link https://api.nfieldmr.com/help/api/get-v1-defaulttexts}
  {@link https://api.nfieldmr.com/help/api/get-v1-defaulttexts-translationkey}