[Security Solution] [Bug] [Serverless] Entity ID is not showing for the event under the timeline

[muskangulati-qasource]

Describe the bug: Entity ID is not showing for the event under the timeline

Kibana/Elasticsearch Stack version

VERSION: 8.15 serverless
BUILD: 74129
COMMIT: f7be3ba82cd93c7ece35189105aa279be589b68b

precondition

• Serverless environment should exist for 8.15.0

Steps to reproduce

• A few alerts should exist
• Create a timeline for any alert
• Investigate the alert in timeline
• Click on the analyzer for the alert
• Click on the event type for the alert
• Observe the attribute is showing instead of the entity ID value

Current Result

• Entity ID is not showing for the event under the timeline

Expected Result

• Entity ID should show for the event under the timeline

Screen shot

[elasticmachine]

Pinging @elastic/security-solution (Team: SecuritySolution)

[muskangulati-qasource]

@manishgupta-qasource please review!!

[manishgupta-qasource]

Reviewed & assigned to @MadameSheema

[elasticmachine]

Pinging @elastic/security-threat-hunting (Team:Threat Hunting)

[elasticmachine]

Pinging @elastic/security-threat-hunting-investigations (Team:Threat Hunting:Investigations)