Since the decline originated from your bank, they are the only ones who can see the specific reason for the block. Reasons for PayPal Payment Decline
Understanding the likely culprits can help you address the issue more efficiently.
To protect your financial privacy, card issuers do not share the exact reason for a decline with PayPal. Below is a comprehensive guide to understanding why this happens and how to resolve it. Common Reasons for the Error
: The transaction may exceed your available balance on a debit card or the remaining credit on a credit card.