Search and filter objects in Knowledge view of SDO entities

[securitiz]

Use case

A user may want to view all observables associated with an Intrusion Set like Conti, and only view those authored by MITRE. Additionally, a user may want to use the search functionality (which currently doesn't seem to work).

Current Workaround

n/a

Proposed Solution

Implement filter and search functionality in Knowledge page of SDO entities

Additional Information

If the feature request is approved, would you be willing to submit a PR?

Yes / No (Help can be provided if you need assistance submitting a PR)