| Name | Type | Description | Notes |
|---|---|---|---|
| image | byte[] | PNG data (max. 512 kilobyte) to be displayed to the PSU, Base64 encoding, cp. [RFC4648]. This attribute is used only, when PHOTO_OTP or CHIP_OTP is the selected SCA method. | [optional] |
| data | List<String> | A collection of strings as challenge data. | [optional] |
| imageLink | String | A link where the ASPSP will provides the challenge image for the TPP. | [optional] |
| otpMaxLength | Integer | The maximal length for the OTP to be typed in by the PSU. | [optional] |
| otpFormat | OtpFormatEnum | The format type of the OTP to be typed in. The admitted values are "characters" or "integer". | [optional] |
| additionalInformation | String | Additional explanation for the PSU to explain e.g. fallback mechanism for the chosen SCA method. The TPP is obliged to show this to the PSU. | [optional] |
| Name | Value |
|---|---|
| CHARACTERS | "characters" |
| INTEGER | "integer" |