$params = array(
        'system' => array(
            'validate' => 0,//1 - only validates the data, 0 - creates a shipment
            'only_calculate' => 0,//1 - only calculates the price for delivery, 0 - creates a shipment
            'response_type' => 'XML',//'email_errors_to' => 'tihomir@tivart.com',// request will be async, and sends mail with errors (for big requests with multiple shipments)
        ), 'client' => array (
            'username' => 'andika',
            'password' => 'andika2001',
            ),
        'loadings' => array(
            'row' => array(
                'sender' => array(
                    'name' => "Димка Димова",
                    'name_person' => "Димка Димова",
                    'email' => 'info@andika.bg',
                    'phone_num' => '0876329729',
                    'city' => 'Бургас',
                    'post_code' => 8000,
                    'office_code' => 8011,//if the delivery is from office
                    'quarter' => '',
                    'street' => '',
                    'street_num' =>'',
                    'street_bl' => '',
                    'street_vh' => '',
                    'street_et' => '',
                    'street_ap' => '',
                    'street_other' => ''
                ),
                'receiver' => array(
                    'name' => post('name'),
                    'name_person' => post('name'),
                    'email' => post('email'),
                    'phone_num' => post('phone_num'),
                    'sms_no' => post('phone_num'),
                    'city' => $cityTitle,
                    'post_code' => $postcode,
                    'office_code' => post('office_id'),//if the delivery is to office
                    'quarter' => post('quarter'),
                    'street' => post('street'),
                    'street_num' => post('street_num'),
                    'street_bl' => post('street_bl'),
                    'street_vh' => post('street_vh'),
                    'street_et' => post('street_et'),
                    'street_ap' => post('street_ap'),
                    'street_other' => post('street_other')),
                'payment' => array(
                    'side' => 'RECEIVER',
                    'method' => 'CASH',
                    'key_word' => ''
                ),
                'shipment' => array(
                    'shipment_type' => 'PACK',
                    'description' => post('description'),
                    'pack_count' => post('packages'),//pieces count
                    'weight' => post('weight'),
                    'tariff_sub_code' => $tariff,//delivery type from/to DOOR/OFFICE - DOOR_DOOR, DOOR_OFFICE, OFFICE_DOOR, OFFICE_OFFICE
                    'pay_after_accept' => 0,//receiver may review the contents before paying the COD
                    'pay_after_test' => 0,//receiver may test or try out the contents before paying the COD
                ),
                'services' => array(
                    'oc' => '',//decalred value (insurance)
                    'oc_currency' => 'BGN',//currency of the declared value
                    'cd' => post('dc'),//COD - nalojen platej
                    'cd_currency' => 'BGN',//currency of the COD
                    'cd_agreement_num' => '',//agreement number for paying COD (ex. if cod amount will be paid via bank)
                ),)));