FedEx-REST - Label Lithium Battery

{
  "carrier": "FedEx-REST",
  "action": "submitshipment",
  "params": {
    "account_number": "your-account-number",
    "key": "your-key-from-authenticate-request",
    "service": "FEDEX_2_DAY",
    "packages": [
      {
        "weight": 15,
        "battery": {
          "type": "LITHIUM_ION",
          "packing_type": "PACKED_WITH_EQUIPMENT"
        }
      }
    ],
    "shipper": "RocketShipIt",
    "ship_addr1": "123 Main St",
    "ship_city": "Whitehall",
    "ship_state": "MT",
    "ship_code": "59759",
    "ship_phone": "1231231234",
    "to_name": "John Doe",
    "to_addr1": "123 Main St",
    "to_state": "CA",
    "to_city": "Beverly Hills",
    "to_code": "90210",
    "to_phone": "1231231234",
    "packaging_type": "YOUR_PACKAGING",
    "test": true
  }
}

<?php
$rs = new RocketShipIt;
$response = $rs->request(
array (
  'carrier' => 'FedEx-REST',
  'action' => 'submitshipment',
  'params' => 
  array (
    'account_number' => 'your-account-number',
    'key' => 'your-key-from-authenticate-request',
    'service' => 'FEDEX_2_DAY',
    'packages' => 
    array (
      0 => 
      array (
        'weight' => 15,
        'battery' => 
        array (
          'type' => 'LITHIUM_ION',
          'packing_type' => 'PACKED_WITH_EQUIPMENT',
        ),
      ),
    ),
    'shipper' => 'RocketShipIt',
    'ship_addr1' => '123 Main St',
    'ship_city' => 'Whitehall',
    'ship_state' => 'MT',
    'ship_code' => '59759',
    'ship_phone' => '1231231234',
    'to_name' => 'John Doe',
    'to_addr1' => '123 Main St',
    'to_state' => 'CA',
    'to_city' => 'Beverly Hills',
    'to_code' => '90210',
    'to_phone' => '1231231234',
    'packaging_type' => 'YOUR_PACKAGING',
    'test' => true,
  ),
)
);

rs.request(
  {'action': 'submitshipment',
 'carrier': 'FedEx-REST',
 'params': {'account_number': 'your-account-number',
            'key': 'your-key-from-authenticate-request',
            'packages': [{'battery': {'packing_type': 'PACKED_WITH_EQUIPMENT',
                                      'type': 'LITHIUM_ION'},
                          'weight': 15}],
            'packaging_type': 'YOUR_PACKAGING',
            'service': 'FEDEX_2_DAY',
            'ship_addr1': '123 Main St',
            'ship_city': 'Whitehall',
            'ship_code': '59759',
            'ship_phone': '1231231234',
            'ship_state': 'MT',
            'shipper': 'RocketShipIt',
            'test': True,
            'to_addr1': '123 Main St',
            'to_city': 'Beverly Hills',
            'to_code': '90210',
            'to_name': 'John Doe',
            'to_phone': '1231231234',
            'to_state': 'CA'}}

)

rs.request(
  {"carrier"=>"FedEx-REST",
 "action"=>"submitshipment",
 "params"=>
  {"account_number"=>"your-account-number",
   "key"=>"your-key-from-authenticate-request",
   "service"=>"FEDEX_2_DAY",
   "packages"=>
    [{"weight"=>15,
      "battery"=>
       {"type"=>"LITHIUM_ION", "packing_type"=>"PACKED_WITH_EQUIPMENT"}}],
   "shipper"=>"RocketShipIt",
   "ship_addr1"=>"123 Main St",
   "ship_city"=>"Whitehall",
   "ship_state"=>"MT",
   "ship_code"=>"59759",
   "ship_phone"=>"1231231234",
   "to_name"=>"John Doe",
   "to_addr1"=>"123 Main St",
   "to_state"=>"CA",
   "to_city"=>"Beverly Hills",
   "to_code"=>"90210",
   "to_phone"=>"1231231234",
   "packaging_type"=>"YOUR_PACKAGING",
   "test"=>true}}

)

rocketshipit.request(
  {
  "carrier": "FedEx-REST",
  "action": "submitshipment",
  "params": {
    "account_number": "your-account-number",
    "key": "your-key-from-authenticate-request",
    "service": "FEDEX_2_DAY",
    "packages": [
      {
        "weight": 15,
        "battery": {
          "type": "LITHIUM_ION",
          "packing_type": "PACKED_WITH_EQUIPMENT"
        }
      }
    ],
    "shipper": "RocketShipIt",
    "ship_addr1": "123 Main St",
    "ship_city": "Whitehall",
    "ship_state": "MT",
    "ship_code": "59759",
    "ship_phone": "1231231234",
    "to_name": "John Doe",
    "to_addr1": "123 Main St",
    "to_state": "CA",
    "to_city": "Beverly Hills",
    "to_code": "90210",
    "to_phone": "1231231234",
    "packaging_type": "YOUR_PACKAGING",
    "test": true
  }
}
)