diff --git a/src/Provider/Modulbank.php b/src/Provider/Modulbank.php
index d454942..8363e09 100644
--- a/src/Provider/Modulbank.php
+++ b/src/Provider/Modulbank.php
@@ -157,11 +157,11 @@ public function getResourceOwnerDetailsUrl(AccessToken $token)
      */
     public function getAccountInfo()
     {
-        return $this->getAuthenticatedRequest(
+        return json_decode((string)$this->sendRequest($this->getAuthenticatedRequest(
             'POST',
             $this->domainApi.'/account-info',
             $this->token
-        );
+        ))->getBody(), true);
     }
 
     /**
@@ -190,12 +190,12 @@ public function getOperationHistory($bankAccountId, $category = null, $records =
             $params['from'] = $from;
         }
 
-        return $this->getAuthenticatedRequest(
+        return json_decode((string)$this->sendRequest($this->getAuthenticatedRequest(
             'POST',
             $this->domainApi.'/operation-history/'.$bankAccountId,
             $this->token,
             $params
-        );
+        ))->getBody(), true);
     }
 
     /**
@@ -207,11 +207,11 @@ public function getOperationHistory($bankAccountId, $category = null, $records =
      */
     public function getBalance($bankAccountId)
     {
-        return $this->getAuthenticatedRequest(
+        return json_decode((string)$this->sendRequest($this->getAuthenticatedRequest(
             'POST',
             $this->domainApi.'/account-info/balance/'.$bankAccountId,
             $this->token
-        );
+        ))->getBody(), true);
     }
 
     /**