diff --git a/src/Controllers/FastController.php b/src/Controllers/FastController.php
index 2b12d24..7eb3ee7 100644
--- a/src/Controllers/FastController.php
+++ b/src/Controllers/FastController.php
@@ -118,46 +118,60 @@ class FastController
                 ], 500);
             }
 
-            // Check if it's an HTTP error response
-            if (is_object($timoResponse) && isset($timoResponse->status) && $timoResponse->status != 200) {
+            // Convert to array untuk konsistensi (sama seperti TagihanController)
+            if (is_object($timoResponse)) {
+                $timoResponse = (array)$timoResponse;
+            }
+
+            // Check for HTTP error status
+            if (isset($timoResponse['status']) && $timoResponse['status'] != 200) {
                 $this->apiKeyModel->logApiUsage($apiKey->id, 'check_bill', 'failed', [
                     'no_sl' => $no_sl,
-                    'error' => $timoResponse->error ?? 'HTTP Error'
+                    'error' => $timoResponse['error'] ?? 'HTTP Error'
                 ]);
 
                 return ResponseHelper::json($response, [
                     'status' => 'error',
-                    'message' => 'Gagal cek tagihan: ' . ($timoResponse->error ?? 'HTTP Error')
-                ], $timoResponse->status);
+                    'message' => 'Gagal cek tagihan: ' . ($timoResponse['error'] ?? 'HTTP Error')
+                ], $timoResponse['status']);
             }
 
-            // Normal response with errno
-            if (isset($timoResponse->errno)) {
-                // Log API usage
-                $this->apiKeyModel->logApiUsage($apiKey->id, 'check_bill', 
-                    $timoResponse->errno == 0 ? 'success' : 'api_error', [
-                    'no_sl' => $no_sl,
-                    'timo_user_id' => $timoUser->id_pengguna_timo,
-                    'wipay_user_id' => $wipayUser ? $wipayUser->id_wipay : null
-                ]);
+            // Get data - bisa dari 'data' key atau langsung dari response (sama seperti TagihanController)
+            $data = $timoResponse['data'] ?? $timoResponse;
 
-                return ResponseHelper::json($response, [
-                    'status' => 'success',
-                    'data' => $timoResponse,
-                    'message' => 'Tagihan berhasil dicek'
-                ], 200);
+            // Format response untuk Fast API (sesuai format API lama)
+            // Response TIMO API langsung berupa array data, perlu di-wrap dengan errno, error, recordsTotal, data
+            if (is_array($data) && isset($data[0])) {
+                // Data adalah array tagihan
+                $responseData = [
+                    'errno' => 0,
+                    'error' => '',
+                    'recordsTotal' => count($data),
+                    'data' => $data
+                ];
             } else {
-                // Log failed API call
-                $this->apiKeyModel->logApiUsage($apiKey->id, 'check_bill', 'failed', [
-                    'no_sl' => $no_sl,
-                    'error' => 'Failed to connect to TIMO API'
-                ]);
-
-                return ResponseHelper::json($response, [
-                    'status' => 'error',
-                    'message' => 'Gagal cek tagihan: Tidak dapat menghubungi server TIMO'
-                ], 500);
+                // Data mungkin sudah dalam format yang benar atau single object
+                $responseData = [
+                    'errno' => isset($timoResponse['errno']) ? $timoResponse['errno'] : 0,
+                    'error' => $timoResponse['error'] ?? '',
+                    'recordsTotal' => isset($timoResponse['recordsTotal']) ? $timoResponse['recordsTotal'] : (is_array($data) ? count($data) : 1),
+                    'data' => $data
+                ];
             }
+
+            // Log API usage
+            $this->apiKeyModel->logApiUsage($apiKey->id, 'check_bill', 
+                $responseData['errno'] == 0 ? 'success' : 'api_error', [
+                'no_sl' => $no_sl,
+                'timo_user_id' => $timoUser->id_pengguna_timo,
+                'wipay_user_id' => $wipayUser ? $wipayUser->id_wipay : null
+            ]);
+
+            return ResponseHelper::json($response, [
+                'status' => 'success',
+                'data' => $responseData,
+                'message' => 'Tagihan berhasil dicek'
+            ], 200);
         } catch (\Exception $e) {
             error_log("Error in checkBill: " . $e->getMessage());
             return ResponseHelper::json($response, [