get https://api.staging.pungle.co/api/v1/card_issuing/external_accounts/
Get an External Account by id
| Field | Value | Description |
|---|
| id | string | ID of the External Account |
| name | integer | Name of the External Account |
| cardholder_id | integer | ID of the Cardholder |
| created_at | string | Time External Account was created in UTC |
| updated_at | string | Time External Account was last updated in UTC |