Get user subscribers by id.

src/Skobkin/Bundle/PointToolsBundle/Service/UserApi.php

@@ -59,6 +59,25 @@ class UserApi extends AbstractApi
         return $users;
     }
 
+    /**
+     * Get user subscribers by user id
+     *
+     * @param int $id
+     * @return User[]
+     */
+    public function getUserSubscribersById($id)
+    {
+        if (!is_numeric($id)) {
+            throw new \InvalidArgumentException('$id must be an integer');
+        }
+
+        $usersList = $this->getGetRequestData('/api/user/id/' . (int) $id . '/subscribers', [], true);
+
+        $users = $this->getUsersFromList($usersList);
+
+        return $users;
+    }
+
     /**
      * @return User[]
      */