docs: function getBroadcastReachEstimation (reach_estimation_id) {
    return new Promise (async (resolve, reject) => {
      if (!reach_estimation_id) {
        reject('Valid reach_estimation_id required');
        
      }
      let options = {
        'reach_estimation_id': reach_estimation_id
      };
      try {
        let response = await this.callBroadcastApi(options);
        resolve(response);
      } catch (e) {
        reject(e);
      }
    });
  }