diff --git a/modules/addons/NFEioServiceInvoices/callback.php b/modules/addons/NFEioServiceInvoices/callback.php
new file mode 100644
index 0000000..bd1dc97
--- /dev/null
+++ b/modules/addons/NFEioServiceInvoices/callback.php
@@ -0,0 +1,66 @@
+<?php
+
+if(!defined('DS'))define('DS',DIRECTORY_SEPARATOR);
+
+require_once __DIR__ . '/../../../init.php';
+require_once __DIR__.DS.'Loader.php';
+
+use WHMCS\Database\Capsule;
+use NFEioServiceInvoices\Legacy\Functions;
+new NFEioServiceInvoices\Loader();
+
+$post = json_decode(file_get_contents('php://input'), true);
+
+if ($post) {
+    $functions = new Functions();
+    //require_once __DIR__ . '/functions.php';
+    $params = $functions->gnfe_config();
+
+    //verificar o ambiente
+    if ($params['NFEioEnvironment'] == 'on' && $post['environment'] == 'Production') {
+        return '';
+    } elseif ($params['NFEioEnvironment'] == '' && $post['environment'] == 'Development') {
+        return '';
+    }
+    //fim verificar o ambiente
+
+    //verificar se a nfe existe na tabela
+    if (Capsule::table('mod_nfeio_si_serviceinvoices')->where('nfe_id', '=', $post['id'])->count() == 0 ) {
+        return '';
+    }
+    //fim verificar se a nfe existe na tabela
+
+    foreach (Capsule::table('mod_nfeio_si_serviceinvoices')->where('nfe_id', '=', $post['id'])->
+    get(['id', 'invoice_id', 'user_id', 'nfe_id', 'status', 'services_amount', 'environment', 'flow_status', 'pdf', 'created_at', 'updated_at']) as $key => $value) {
+        $nfe_for_invoice[$key] = json_decode(json_encode($value), true);
+    }
+    $nfe = $nfe_for_invoice['0'];
+
+    if ((string) $nfe['nfe_id'] === (string) $post['id'] and $nfe['status'] !== (string) $post['status']) {
+        $new_nfe = [
+            'invoice_id' => $nfe['invoice_id'],
+            'user_id' => $nfe['user_id'],
+            'nfe_id' => $nfe['nfe_id'],
+            'status' => $post['status'],
+            'services_amount' => $nfe['services_amount'],
+            'environment' => $nfe['environment'],
+            'flow_status' => $post['flowStatus'],
+            'pdf' => $nfe['pdf'],
+            'created_at' => $nfe['created_at'],
+            'updated_at' => date('Y-m-d H:i:s'),
+        ];
+
+        try {
+            $save_nfe = Capsule::table('mod_nfeio_si_serviceinvoices')->where('nfe_id', '=', $post['id'])->update($new_nfe);
+        } catch (\Exception $e) {
+            $e->getMessage();
+        }
+    }
+    $invoice_id = Capsule::table('mod_nfeio_si_serviceinvoices')->where('nfe_id', '=', $post['id'])->get(['invoice_id'])[0];
+
+    if ($post['status'] == 'Error') {
+        logModuleCall('gofas_nfeio', 'callback', '', $post, 'ERROR', '');
+    } else {
+        logModuleCall('gofas_nfeio', 'callback', '', $post, 'OK', '');
+    }
+}