diff --git a/classes/Carrier/SendCloud/Data/ParcelCreation.php b/classes/Carrier/SendCloud/Data/ParcelCreation.php
index 174361b6..e78d8347 100644
--- a/classes/Carrier/SendCloud/Data/ParcelCreation.php
+++ b/classes/Carrier/SendCloud/Data/ParcelCreation.php
@@ -12,28 +12,33 @@ class ParcelCreation extends ParcelBase
 {
   public ?int $SenderAddressId = null;
 
+//  const DEFAUlT_LENGTH = 150;
+
   public function toApiRequest(): array
   {
+  
+    define("DEFAULT_LENGTH", 150);
+  
     $data = [
-        'name' => $this->Name,
-        'company_name' => $this->CompanyName,
-        'address' => $this->Address,
-        'address_2' => $this->Address2,
-        'house_number' => $this->HouseNumber,
-        'city' => $this->City,
-        'postal_code' => $this->PostalCode,
-        'telephone' => $this->Telephone,
+        'name' => substr($this->Name, 0, 75),
+        'company_name' => substr($this->CompanyName, 0, 50),
+        'address' => substr($this->Address, 0, 75),
+        'address_2' => substr($this->Address2, 0, 75),
+        'house_number' => substr($this->HouseNumber, 0, 20),
+        'city' => substr($this->City, 0, 30),
+        'postal_code' => substr($this->PostalCode, 0, 12),
+        'telephone' => substr($this->Telephone, 0, 20),
         'request_label' => $this->RequestLabel,
-        'email' => $this->EMail,
-        'country' => $this->Country,
+        'email' => substr($this->EMail, 0, DEFAULT_LENGTH),
+        'country' => substr($this->Country, 0, DEFAULT_LENGTH),
         'shipment' => ['id' => $this->ShippingMethodId],
         'weight' => number_format($this->Weight / 1000, 3, '.', null),
-        'order_number' => $this->OrderNumber,
+        'order_number' => substr($this->OrderNumber, 0, 50),
         'total_order_value_currency' => $this->TotalOrderValueCurrency,
         'total_order_value' => number_format($this->TotalOrderValue, 2, '.', null),
-        'country_state' => $this->CountryState,
-        'sender_address' => $this->SenderAddressId,
-        'external_reference' => $this->ExternalReference,
+        'country_state' => substr($this->CountryState, 0, DEFAULT_LENGTH),
+        'sender_address' => substr($this->SenderAddressId, 0, DEFAULT_LENGTH),
+        'external_reference' => substr($this->ExternalReference, 0, DEFAULT_LENGTH),
         'total_insured_value' => $this->TotalInsuredValue ?? 0,
         'parcel_items' => array_map(fn(ParcelItem $item) => $item->toApiRequest(), $this->ParcelItems),
         'is_return' => $this->IsReturn,
@@ -41,11 +46,13 @@ class ParcelCreation extends ParcelBase
         'width' => $this->Width,
         'height' => $this->Height,
     ];
-    if ($this->CustomsInvoiceNr !== null)
-      $data['customs_invoice_nr'] = $this->CustomsInvoiceNr;
-    if ($this->CustomsShipmentType !== null)
-      $data['customs_shipment_type'] = $this->CustomsShipmentType;
-
+    if ($this->CustomsInvoiceNr !== null) {
+      $data['customs_invoice_nr'] = substr($this->CustomsInvoiceNr, 0, 40);
+    }
+    if ($this->CustomsShipmentType !== null) {
+      $data['customs_shipment_type'] = substr($this->CustomsShipmentType, 0, DEFAULT_LENGTH);
+    }
+      
     return $data;
   }
-}
\ No newline at end of file
+}