docs: function getAllCustomLabels () {
    return new Promise (async (resolve, reject) => {
      let options = {
        'qs': {'fields': 'id,name'}
      };
      
      try {
        let response = await  this.callCustomLabelsApi(options);
        resolve(response);
      } catch (e) {
        reject(e);
      }
    });
  }