Documentation Index
Fetch the complete documentation index at: https://docs.fyatu.com/llms.txt
Use this file to discover all available pages before exploring further.
Overview
Update one or more fields on a cardholder profile. Only the fields you include in the request body are updated (PATCH semantics).Path Parameters
| Parameter | Type | Description |
|---|---|---|
cardholderId | string | The cardholder ID |
Updatable Fields
| Field | Type | Description |
|---|---|---|
email | string | Email address |
phone | string | Phone number (E.164 format) |
address | string | Street address |
city | string | City |
state | string | State or region |
country | string | Country code (ISO 3166-1 alpha-2) |
zipCode | string | Postal / ZIP code |
Legal name (
firstName, lastName) and dateOfBirth cannot be updated after a cardholder has approved KYC. Contact support for corrections.Error Codes
| Code | Description |
|---|---|
RESOURCE_NOT_FOUND | Cardholder not found or belongs to another business |
VALIDATION_ERROR | Invalid field values |