Add new endpoint to uniquely search an archive entity
Created by: aaclan-ebi
Reopening from PR https://github.com/ebi-ait/ingest-core/pull/35/files to isolate changes from securing of Ingest API endpoints
Created by: aaclan-ebi
Reopening from PR https://github.com/ebi-ait/ingest-core/pull/35/files to isolate changes from securing of Ingest API endpoints