Controller: EntityQuery

[samirsabiee]

• [ ] POST /api/alarmsQuery/count Count Alarms by Query (countAlarmsByQuery)

• [ ] POST /api/alarmsQuery/find Find Alarms by Query

• [ ] POST /api/entitiesQuery/count Count Entities by Query

• [x] POST /api/entitiesQuery/find Find Entity Data by Query

• [ ] POST /api/entitiesQuery/find/keys{?attributes,timeseries} Find Entity Keys by Query