Database
[{"id":"1","icon":"task","active":"1","translations":[{"language":"en","title":"Content title in English","description":"Content description in English","path":"content-english.html"},{"language":"es","title":"Content title in Spanish","description":"Content description in Spanish","path":"content-spanish.html"}]}]
Query
db.collection.aggregate([{"$match":{"translations.path":"content-english.html"}},{"$set":{"child":{"$arrayElemAt":[{"$filter":{"input":"$translations","cond":{"$eq":["$$this.path","content-english.html"]}}},0]}}},{"$project":{"_id":0,"id":1,"icon":1,"active":1,"title":"$child.title","description":"$child.description","path":"$child.path"}}])