iOS: POST /sdk_click returns HTTP 500 on consent.adjust.com after successful session call

[Ahmed336-cell]

Description
We are seeing server-side 500 errors from Adjust consent endpoint in iOS app startup flow.

Observed behavior

POST https://consent.adjust.com/session returns 200
Shortly after, POST https://consent.adjust.com/sdk_click returns 500
Error captured as HTTPClientError: HTTP Client Error with status code: 500
Sample event metadata

Platform: iOS
OS: iOS 26.5 (23F77)

Method: POST
URL: https://consent.adjust.com/sdk_click
Status: 500
Related network timeline (same session)

POST https://consent.adjust.com/session -> 200
POST https://consent.adjust.com/sdk_click -> 500
Impact

Error monitoring noise in production-like environments
Unclear whether tracking/attribution events are dropped or retried
Questions for Adjust team

Is there any known incident for consent.adjust.com/sdk_click around this timeframe?
What server-side condition causes 500 right after successful /session?
Could consent state or request payload shape trigger this?
Recommended client-side mitigation/retry/backoff for this specific endpoint?
Any SDK version/config changes recommended for Flutter+iOS integration?
Attachments we can provide