docs: function createCustomLabel (name) {
    return new Promise (async (resolve, reject) => {
      if (!name) {
        reject('name required');
      }
      let options = {
        'payload': {'name': name}
      };
      try {
        let response = await  this.callCustomLabelsApi(options);
        resolve(response);
      } catch (e) {
        reject(e);
      }
    });
  }