OnTrac-REST - Tracking

{
  "carrier": "OnTrac-REST",
  "action": "track",
  "params": {
    "username": "your-wsid",
    "password": "your-wskey",
    "tracking_number": "SAMPLETRACKING"
  }
}

<?php
$rs = new RocketShipIt;
$response = $rs->request(
array (
  'carrier' => 'OnTrac-REST',
  'action' => 'track',
  'params' => 
  array (
    'username' => 'your-wsid',
    'password' => 'your-wskey',
    'tracking_number' => 'SAMPLETRACKING',
  ),
)
);

rs.request(
  {'action': 'track',
 'carrier': 'OnTrac-REST',
 'params': {'password': 'your-wskey',
            'tracking_number': 'SAMPLETRACKING',
            'username': 'your-wsid'}}

)

rs.request(
  {"carrier"=>"OnTrac-REST",
 "action"=>"track",
 "params"=>
  {"username"=>"your-wsid",
   "password"=>"your-wskey",
   "tracking_number"=>"SAMPLETRACKING"}}

)

rocketshipit.request(
  {
  "carrier": "OnTrac-REST",
  "action": "track",
  "params": {
    "username": "your-wsid",
    "password": "your-wskey",
    "tracking_number": "SAMPLETRACKING"
  }
}
)