Modify External Account Link

Use the Modify External Account Link endpoint to update an existing external bank account that sends and receives transactions.

Specify only the parameter(s) you wish to modify. Do not pass parameters with null or empty values.

Body Params
string
required

The PRN to which the external account is linked.
Pattern: PRN
Example: "074103447228"

string
required

Unique identifier for the specific external account link to modify.
Pattern: 1–40 digits
Example: "0359320859384728394827182394832834"

Display name for the remote account. Not considered to be sensitive data.
Pattern: 1–34 characters
Example: "My Savings Account"

owner

Specifies the owner-related fields to update.

details

Specifies the account or card details to update.

validation

Specifies the validation information to update.

Headers
string
required

Basic authentication token (base64-encoded {apilogin}:{apitranskey} credentials provided by Galileo)

Responses

Language
URL
LoadingLoading…
Response
Click Try It! to start a request and see the response here! Or choose an example:
application/json

© Galileo Financial Technologies, LLC 2026    Privacy Disclosure

All documentation, including but not limited to text, graphics, images, and any other content, are the exclusive property of Galileo Financial Technologies, LLC and are protected by copyright laws. These materials may not be reproduced, distributed, transmitted, displayed, or otherwise used without the prior written permission of Galileo Financial Technologies, LLC. Any unauthorized use or reproduction of these materials are expressly prohibited.