<!--
{
  "availability" : [
    "App Store Connect API: 1.2.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "AppStoreConnectAPI",
  "identifier" : "/documentation/AppStoreConnectAPI/DiagnosticSignature",
  "metadataVersion" : "0.1.0",
  "role" : "Object",
  "symbol" : {
    "kind" : "Object",
    "modules" : [
      "App Store Connect API"
    ],
    "preciseIdentifier" : "data:app_store_connect_api:DiagnosticSignature"
  },
  "title" : "DiagnosticSignature"
}
-->

# DiagnosticSignature

A unique pattern identifying a recurring crash, hang, or disk-write exception in your app’s diagnostic logs.

```
object DiagnosticSignature
```

## Topics

### Objects

[`DiagnosticSignature.Attributes`](/documentation/AppStoreConnectAPI/DiagnosticSignature/Attributes-data.dictionary)

Attributes that describe a Diagnostic Signatures resource.


---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)