UPS-REST - Delivery Intercept Charges

{
  "carrier": "UPS-REST",
  "action": "DeliveryIntercept",
  "params": {
    "key": "your-key-from-authenticate-request",
    "request_option": "charges",
    "tracking_number": "1Z999AA10123456784",
    "intercept_option": "AA",
    "contact_name": "John Doe",
    "contact_phone": "5551234567",
    "to_addr1": "456 Oak Ave",
    "to_city": "Springfield",
    "to_state": "IL",
    "to_code": "62701",
    "to_country": "US",
    "test": true
  }
}

<?php
$rs = new RocketShipIt;
$response = $rs->request(
array (
  'carrier' => 'UPS-REST',
  'action' => 'DeliveryIntercept',
  'params' => 
  array (
    'key' => 'your-key-from-authenticate-request',
    'request_option' => 'charges',
    'tracking_number' => '1Z999AA10123456784',
    'intercept_option' => 'AA',
    'contact_name' => 'John Doe',
    'contact_phone' => '5551234567',
    'to_addr1' => '456 Oak Ave',
    'to_city' => 'Springfield',
    'to_state' => 'IL',
    'to_code' => '62701',
    'to_country' => 'US',
    'test' => true,
  ),
)
);

rs.request(
  {'action': 'DeliveryIntercept',
 'carrier': 'UPS-REST',
 'params': {'contact_name': 'John Doe',
            'contact_phone': '5551234567',
            'intercept_option': 'AA',
            'key': 'your-key-from-authenticate-request',
            'request_option': 'charges',
            'test': True,
            'to_addr1': '456 Oak Ave',
            'to_city': 'Springfield',
            'to_code': '62701',
            'to_country': 'US',
            'to_state': 'IL',
            'tracking_number': '1Z999AA10123456784'}}

)

rs.request(
  {"carrier"=>"UPS-REST",
 "action"=>"DeliveryIntercept",
 "params"=>
  {"key"=>"your-key-from-authenticate-request",
   "request_option"=>"charges",
   "tracking_number"=>"1Z999AA10123456784",
   "intercept_option"=>"AA",
   "contact_name"=>"John Doe",
   "contact_phone"=>"5551234567",
   "to_addr1"=>"456 Oak Ave",
   "to_city"=>"Springfield",
   "to_state"=>"IL",
   "to_code"=>"62701",
   "to_country"=>"US",
   "test"=>true}}

)

rocketshipit.request(
  {
  "carrier": "UPS-REST",
  "action": "DeliveryIntercept",
  "params": {
    "key": "your-key-from-authenticate-request",
    "request_option": "charges",
    "tracking_number": "1Z999AA10123456784",
    "intercept_option": "AA",
    "contact_name": "John Doe",
    "contact_phone": "5551234567",
    "to_addr1": "456 Oak Ave",
    "to_city": "Springfield",
    "to_state": "IL",
    "to_code": "62701",
    "to_country": "US",
    "test": true
  }
}
)