{
  "originZIPCode": "20212",
  "destinationZIPCode": "90210",
  "weight": 1.5,
  "length": 12.0,
  "width": 8.0,
  "height": 4.0,
  "mailClass": "PRIORITY_MAIL",
  "extraServices": [
    {
      "extraServiceCode": "955"
    }
  ]
}