Canada Post - Pickup Cancel

{
  "carrier": "Canada",
  "action": "CancelPickup",
  "params": {
    "pickup_id": "00110215",
    "test": true
  }
}

<?php
$rs = new RocketShipIt;
$response = $rs->request(
array (
  'carrier' => 'Canada',
  'action' => 'CancelPickup',
  'params' => 
  array (
    'pickup_id' => '00110215',
    'test' => true,
  ),
)
);

rs.request(
  {'action': 'CancelPickup',
 'carrier': 'Canada',
 'params': {'pickup_id': '00110215', 'test': True}}

)

rs.request(
  {"carrier"=>"Canada",
 "action"=>"CancelPickup",
 "params"=>{"pickup_id"=>"00110215", "test"=>true}}

)

rocketshipit.request(
  {
  "carrier": "Canada",
  "action": "CancelPickup",
  "params": {
    "pickup_id": "00110215",
    "test": true
  }
}
)