string '{"code":1002,"message":"Devis n’existe pas."}' (length=47)

Here is my code:

<?php
$invoice = array(
    'customer_id' => '382119000000065031',
    'contact_persons' => array("382119000000065031"),
    'invoice_number' => 'TEST-00001',
    'reference_number' => '123456',
    'template_id' => '382119000000051135',
    'date' => '2015-11-23',
    'payment_terms' => 0,
    'payment_terms_label' => 'Pagadero a la recepcion',
    'due_date' => '2015-11-28',
    'discount' => '0%',
    'is_discount_before_tax' => true,
    'discount_type' => 'item_level',
    'is_inclusive_tax' => false,
    'exchange_rate' => 0.103627,
    'recurring_invoice_id' => '',
    'invoiced_estimate_id' => '',
    'salesperson_name' => '',
    'custom_fields' => array(),
    'line_items' => array(
        array(
            'item_id'=>'382119000000051159',
            'project_id'=>'',
            'expense_id'=>'',
            'salesorder_item_id'=>'',
            'name'=>'GATE-IN',
            'description'=>'',
			'item_order'=> 1,
            'rate'=>241.25,
            'unit'=>'CONTAINER',
            'quantity'=>2.0,
            'discount'=>0.0,
            'tax_id'=>''
        )
    ),
    'payment_options' => array('payment_gateways' => array()),
    'allow_partial_payments' => true,
    'custom_body' => '',
    'custom_subject' => '',
    'notes' => 'T.C. $ 9,65',
    'terms' => '',
    'shipping_charge' => 0.0,
    'adjustment' => 0.0,
    'adjustment_description' => '',
	'reason' => ''
);

$jsonInvoice = json_encode($invoice);

$url = 'https://invoice.zoho.com/api/v3/invoices';

$data = array(
        'authtoken'   		=> '[My Token]',
        'JSONString'   		=> $jsonInvoice,
        "organization_id"  	=> '[My ID]',
        "send"              => 'false'
);

$ch = curl_init($url);

curl_setopt($ch, CURLOPT_VERBOSE, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); 
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($ch, CURLOPT_POST, TRUE);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, array("Content-Type: application/x-www-form-urlencoded") );

$response = curl_exec($ch);
curl_close($ch);

var_dump($response);

?>

Thanks for help.