lib/barcode-data.js
function getHeader (data) {
  var header = {}
  header.umid = data.slice(0, 3)
  header.mt_version = data.slice(3, 5)
  header.rics = data.slice(5, 9)
  header.key_id = data.slice(9, 14)
  return header
}
function getHeader (data) {
  var header = {}
  header.umid = data.slice(0, 3)
  header.mt_version = data.slice(3, 5)
  header.rics = data.slice(5, 9)
  header.key_id = data.slice(9, 14)
  return header
}
Get raw data and uncompress the TicketData