diff --git a/backend/src/Api/Api.php b/backend/src/Api/Api.php
index 5ceef4d..adf5cc9 100644
--- a/backend/src/Api/Api.php
+++ b/backend/src/Api/Api.php
@@ -11,35 +11,34 @@ use GuzzleHttp\RequestOptions;
 
 class Api extends AbstractApi
 {
-    private const string TYPE_OTHER = 'other';
-    private const string API_DOCUMENT = '/api/v1/document/upload/batch/';
     public ApiParams $apiParams;
 
-    public function send(string $url, string $token, $urlDocument, int $batch): array
+    public function send(string $token, string $path, int $batch): array
     {
-        $headers = [
-            'Accept' => 'application/json',
-            'Authorization' => $token,
-        ];
-        $options = [
-            'multipart' => [
-                [
-                    'name' => 'type',
-                    'contents' => self::TYPE_OTHER
-                ],
+        $params = [
+            RequestOptions::HEADERS => [
+                'Authorization' => $token,
+                'Accept' => 'application/json',
+            ],
+            RequestOptions::MULTIPART => [
                 [
                     'name' => 'file',
-                    'contents' => fopen($urlDocument, 'r'),
-                    'filename' => 'sign_attorney.pdf',
-                    'headers'  => [
-                        'Content-Type' => '<Content-type header>'
-                    ]
-                ]
-            ]];
-        $request = new Request('POST', sprintf('%s%s%s', $url, self::API_DOCUMENT, $batch), $headers);
-        $res = $this->client->sendAsync($request, $options)->wait();
+                    'contents' => fopen($path, 'r'),
+                    'filename' => $path,
+                    'headers' => [
+                        'Content-Type' => '<Content-type header>',
+                    ],
+                ],
+                [
+                    'name' => 'type',
+                    'contents' => 'other'
+                ],
+            ],
+        ];
 
-        return $this->responseHandler->setResponse($res)->getContentJsonToArray();
+        $response = $this->client->post(sprintf('%s%s%s', $this->apiParams->endPointUrl, '/api/v1/document/upload/batch/', $batch), $params);
+
+        return $this->responseHandler->setResponse($response)->getContentJsonToArray();
     }
 
     public function download(string $url, string $token): BinaryStringFileResult
diff --git a/backend/src/DevSignService.php b/backend/src/DevSignService.php
new file mode 100644
index 0000000..d9a8dc8
--- /dev/null
+++ b/backend/src/DevSignService.php
@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App;
+
+class DevSignService
+{
+    public function sign(string $documentUrl): void
+    {
+        exec(sprintf('cp %s %s_sign.pdf', $documentUrl, $documentUrl));
+    }
+}
\ No newline at end of file
diff --git a/backend/src/ProdSignService.php b/backend/src/ProdSignService.php
new file mode 100644
index 0000000..6274c35
--- /dev/null
+++ b/backend/src/ProdSignService.php
@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App;
+
+
+class ProdSignService
+{
+    public function sign(string $documentUrl): void
+    {
+        exec(sprintf('cp %s %s.pdf', $documentUrl, $documentUrl));
+        exec(sprintf('pdfcpro sign /mnt/t/%s.pdf -out /mnt/t/%s_sign.pdf -cert ${SHA} -text "\n\t\tПодписано ЭП\n\t\t{subject/cn}\n\t\tСертификат {sha1}\n\t\tДействителен от {since} до {until}\n\t\tДата {date}\n\t\t{subject/t}\n\t\t{subject/fullname}\n\t\t" -fontfile /usr/local/share/fonts/Inter-Bold.ttf -fontsize 8 -x 2 -y 2 -w 96 -h 9', $documentUrl, $documentUrl));
+    }
+}
\ No newline at end of file
diff --git a/backend/src/SignService.php b/backend/src/SignService.php
index d7f5ecf..6c427df 100644
--- a/backend/src/SignService.php
+++ b/backend/src/SignService.php
@@ -12,10 +12,15 @@ use RuntimeException;
 
 class SignService
 {
+    private DevSignService $devSignService;
+    private ProdSignService $prodSignService;
+
     public function __construct(
         private Api $api,
         private ApiParams $apiParams
     ){
+        $this->devSignService = new DevSignService();
+        $this->prodSignService = new ProdSignService();
     }
     public function signDocument(string $url, string $token, int $batch): array
     {
@@ -26,7 +31,7 @@ class SignService
 
             $this->sign($document->tempFileName);
 
-            $response = $this->api->send($this->apiParams->endPointUrl, $token, $document->tempFileName . '_sign.pdf', $batch);
+            $response = $this->api->send($token, $document->tempFileName . '_sign.pdf', $batch);
 
             $this->removeExistingDocument($document);
 
@@ -39,22 +44,11 @@ class SignService
     private function sign (string $documentUrl): void
     {
         match ($_ENV['APP_ENV']) {
-            'dev' => $this->signDev($documentUrl),
-            'prod' => $this->signProd($documentUrl),
+            'dev' => $this->devSignService->sign($documentUrl),
+            'prod' => $this->prodSignService->sign($documentUrl),
         };
     }
 
-    private function signDev(string $documentUrl): void
-    {
-        exec(sprintf('cp %s %s_sign.pdf', $documentUrl, $documentUrl));
-    }
-
-    private function signProd(string $documentUrl): void
-    {
-        exec(sprintf('cp %s %s.pdf', $documentUrl, $documentUrl));
-        exec(sprintf('pdfcpro sign /mnt/t/%s.pdf -out /mnt/t/%s_sign.pdf -cert ${SHA} -text "\n\t\tПодписано ЭП\n\t\t{subject/cn}\n\t\tСертификат {sha1}\n\t\tДействителен от {since} до {until}\n\t\tДата {date}\n\t\t{subject/t}\n\t\t{subject/fullname}\n\t\t" -fontfile /usr/local/share/fonts/Inter-Bold.ttf -fontsize 8 -x 2 -y 2 -w 96 -h 9', $documentUrl, $documentUrl));
-    }
-
     private function removeExistingDocument(BinaryStringFileResult $document): void
     {
         if (file_exists($document->tempFileName)) {