Payload structure test:
{
    "item_ids": [
        1,
        2,
        3
    ],
    "delivered_quantities": [
        100,
        50,
        75
    ],
    "delivery_location": "Main Warehouse",
    "recipient_name": "Ahmed Smith",
    "notes": "Delivered in good condition",
    "print": true
}

Payload types:
item_ids type: array
delivered_quantities type: array
delivery_location type: string
recipient_name type: string