# FingerPrintMetadata Structure Reference



## Scope and provenance

- Product: mobile
- Status: Imported reference snapshot. Import date is not a verification date or guarantee of current release support.
- SDK version: Not declared for this page. Versions in examples must not be assumed current.
- Environment: Page-specific. Confirm the environment host, credentials, and service configuration; do not infer them from another product.
- Source: https://documentation.idmission.com/identity/iOS-SDK-2/Structs/FingerPrintMetadata.html
- Imported at: 2026-10-25T05:00:44.899Z
- Canonical page: https://docs.idmission.com/mobile/reference/ios/Structs/FingerPrintMetadata
- Agent index: https://docs.idmission.com/llms.txt

---

<a id="fingerprintmetadata"></a>

# FingerPrintMetadata

```
public struct FingerPrintMetadata : Encodable
```

Child structure of `FingerPrintData`.

<a id="/Enumerations"></a>

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[](https://docs.idmission.com/markdown/mobile/reference/ios/Structs/FingerPrintMetadata.md#/Enumerations)

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### Enumerations

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV6FormatO"></a>

  <a id="//apple_ref/swift/Enum/Format"></a>

  `Format`

  Image format.

  [See more](https://docs.idmission.com/markdown/mobile/reference/ios/Structs/FingerPrintMetadata/Format.md)

  <a id="declaration"></a>

  #### Declaration

  Swift

  ```
  public enum Format : String, Encodable
  ```

<a id="/Properties"></a>

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<a id="//apple_ref/swift/Section/Properties"></a>

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[](https://docs.idmission.com/markdown/mobile/reference/ios/Structs/FingerPrintMetadata.md#/Properties)

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### Properties

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV6formatAC6FormatOvp"></a>

  <a id="//apple_ref/swift/Property/format"></a>

  `format`

  This is the code value of finger print format being submitted.

  <a id="declaration-2"></a>

  #### Declaration

  Swift

  ```
  public var format: Format
  ```

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV5modelSSSgvp"></a>

  <a id="//apple_ref/swift/Property/model"></a>

  `model`

  Model.

  <a id="declaration-3"></a>

  #### Declaration

  Swift

  ```
  public var model: String?
  ```

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV12serialNumberSSSgvp"></a>

  <a id="//apple_ref/swift/Property/serialNumber"></a>

  `serialNumber`

  Serial number.

  <a id="declaration-4"></a>

  #### Declaration

  Swift

  ```
  public var serialNumber: String?
  ```

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV15backgroundColorSSSgvp"></a>

  <a id="//apple_ref/swift/Property/backgroundColor"></a>

  `backgroundColor`

  Background color.

  <a id="declaration-5"></a>

  #### Declaration

  Swift

  ```
  public var backgroundColor: String?
  ```

<a id="/Initialization"></a>

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[](https://docs.idmission.com/markdown/mobile/reference/ios/Structs/FingerPrintMetadata.md#/Initialization)

<a id="initialization"></a>

### Initialization

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV6format5model12serialNumber15backgroundColorA2C6FormatO_SSSgA2Jtcfc"></a>

  <a id="//apple_ref/swift/Method/init(format:model:serialNumber:backgroundColor:)"></a>

  `init(format:model:serialNumber:backgroundColor:)`

  Designated initializer.

  <a id="declaration-6"></a>

  #### Declaration

  Swift

  ```
  public init(format: Format,
              model: String? = nil,
              serialNumber: String? = nil,
              backgroundColor: String? = nil)
  ```

  <a id="parameters"></a>

  #### Parameters

  |                   |                                                                 |
  | ----------------- | --------------------------------------------------------------- |
  | `format`          | This is the code value of finger print format being submitted.  |
  | `model`           | Model.                                                          |
  | `serialNumber`    | Serial number.                                                  |
  | `backgroundColor` | Background color.                                               |

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