index.js
function campaignCost(callback,id) {
    if (id===undefined) {
        return callback(returnError('Empty book id'));
    }
    sendRequest( 'addressbooks/' + id + '/cost', 'GET', {}, true, callback );

}
function campaignCost(callback,id) {
    if (id===undefined) {
        return callback(returnError('Empty book id'));
    }
    sendRequest( 'addressbooks/' + id + '/cost', 'GET', {}, true, callback );

}
Get cost of campaign based on address book

@param callback
@param id