Use this endpoint to update a client’s payment‑account (wallet) details:

1. The client submits their updated information on your platform.
2. Your server sends the update request to Lemonway’s webservice.
3. Lemonway applies changes for any provided fields.
4. Your application processes the response and notifies the client of the outcome.

Important: Whenever you see accountId in a path or body parameter, enter your wallet’s ID.