# Metadata 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/Metadata.html
- Imported at: 2026-10-25T05:00:44.899Z
- Canonical page: https://docs.idmission.com/mobile/reference/ios/Structs/Metadata
- Agent index: https://docs.idmission.com/llms.txt

---

<a id="metadata"></a>

# Metadata

```
public struct Metadata : Encodable
```

Additional ID and/or Selfie Capture image metadata.

<a id="/Child Structures"></a>

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[](https://docs.idmission.com/markdown/mobile/reference/ios/Structs/Metadata.md#/Child%20Structures)

<a id="child-structures"></a>

### Child Structures

- <a id="/s:17IDentitySDK_Swift8MetadataV12DetectedRectV"></a>

  <a id="//apple_ref/swift/Struct/DetectedRect"></a>

  `DetectedRect`

  Detection rectangle.

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

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

  #### Declaration

  Swift

  ```
  public struct DetectedRect : Encodable
  ```

- <a id="/s:17IDentitySDK_Swift8MetadataV5FrontV"></a>

  <a id="//apple_ref/swift/Struct/Front"></a>

  `Front`

  Front ID capture metadata.

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

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

  #### Declaration

  Swift

  ```
  public struct Front : Encodable
  ```

- <a id="/s:17IDentitySDK_Swift8MetadataV4BackV"></a>

  <a id="//apple_ref/swift/Struct/Back"></a>

  `Back`

  Back ID capture metadata.

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

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

  #### Declaration

  Swift

  ```
  public struct Back : Encodable
  ```

- <a id="/s:17IDentitySDK_Swift8MetadataV6SelfieV"></a>

  <a id="//apple_ref/swift/Struct/Selfie"></a>

  `Selfie`

  Selfie capture metadata.

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

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

  #### Declaration

  Swift

  ```
  public struct Selfie : Encodable
  ```

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

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

<a id="properties"></a>

### Properties

- <a id="/s:17IDentitySDK_Swift8MetadataV5frontSayAC5FrontVGSgvp"></a>

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

  `front`

  Front ID capture metadata.

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

  #### Declaration

  Swift

  ```
  public var front: [Front]?
  ```

- <a id="/s:17IDentitySDK_Swift8MetadataV4backSayAC4BackVGSgvp"></a>

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

  `back`

  Back ID capture metadata.

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

  #### Declaration

  Swift

  ```
  public var back: [Back]?
  ```

- <a id="/s:17IDentitySDK_Swift8MetadataV6selfieSayAC6SelfieVGSgvp"></a>

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

  `selfie`

  Selfie capture metadata.

  <a id="declaration-7"></a>

  #### Declaration

  Swift

  ```
  public var selfie: [Selfie]?
  ```

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

[]()

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

[]()

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

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

### Initialization

- <a id="/s:17IDentitySDK_Swift8MetadataV5front4back6selfieACSayAC5FrontVGSg_SayAC4BackVGSgSayAC6SelfieVGSgtcfc"></a>

  <a id="//apple_ref/swift/Method/init(front:back:selfie:)"></a>

  `init(front:back:selfie:)`

  Designated initializer.

  <a id="declaration-8"></a>

  #### Declaration

  Swift

  ```
  public init(front: [Front]? = nil, back: [Back]? = nil, selfie: [Selfie]? = nil)
  ```

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

  #### Parameters

  |         |                             |
  | ------- | --------------------------- |
  | `front` | Front ID capture metadata.  |
  | `back`  | Back ID capture metadata.   |
  | `face`  | Face capture metadata.      |

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