OD-REST - Cancel Pickup

{
  "carrier": "OD-REST",
  "action": "cancelpickup",
  "params": {
    "username": "YOUR_ODFL_USERNAME",
    "password": "YOUR_ODFL_PASSWORD",
    "pickup_id": "888888888",
    "reference_value": "111111111",
    "special_instructions": "Freight not ready"
  }
}

<?php
$rs = new RocketShipIt;
$response = $rs->request(
array (
  'carrier' => 'OD-REST',
  'action' => 'cancelpickup',
  'params' => 
  array (
    'username' => 'YOUR_ODFL_USERNAME',
    'password' => 'YOUR_ODFL_PASSWORD',
    'pickup_id' => '888888888',
    'reference_value' => '111111111',
    'special_instructions' => 'Freight not ready',
  ),
)
);

rs.request(
  {'action': 'cancelpickup',
 'carrier': 'OD-REST',
 'params': {'password': 'YOUR_ODFL_PASSWORD',
            'pickup_id': '888888888',
            'reference_value': '111111111',
            'special_instructions': 'Freight not ready',
            'username': 'YOUR_ODFL_USERNAME'}}

)

rs.request(
  {"carrier"=>"OD-REST",
 "action"=>"cancelpickup",
 "params"=>
  {"username"=>"YOUR_ODFL_USERNAME",
   "password"=>"YOUR_ODFL_PASSWORD",
   "pickup_id"=>"888888888",
   "reference_value"=>"111111111",
   "special_instructions"=>"Freight not ready"}}

)

rocketshipit.request(
  {
  "carrier": "OD-REST",
  "action": "cancelpickup",
  "params": {
    "username": "YOUR_ODFL_USERNAME",
    "password": "YOUR_ODFL_PASSWORD",
    "pickup_id": "888888888",
    "reference_value": "111111111",
    "special_instructions": "Freight not ready"
  }
}
)