Description

https://logstash.wikimedia.org/app/discover#/doc/0fade920-6712-11eb-8327-370b46f9e7a5/ecs-k8s-1-1.11.0-7-2025.19?id=20fdo5YB-jfKnJisRtdO

This is where it all went down.

Desired behavior/Acceptance criteria (returned value, expected error, performance expectations, etc.)

• input to isItemId would always be a string

Completion checklist

• Before closing this task, review one by one the checklist available here: https://www.mediawiki.org/wiki/Abstract_Wikipedia_team/Definition_of_Done#Back-end_Task/Bug_completion_checklist