Refer : https://stackoverflow.com/questions/28733692/how-to-export-json-from-mongodb-using-robo-3t
Online Json Formatter: https://www.convertcsv.com/json-to-csv.htm
In Robo3T
db.getCollection('voyage').find({}).toArray()The click "Copy JSON in results.
You'll have to remove the wonky special characters, formatter cannot deal with the parentheses
"_id" : ObjectId("6393952a13b1ad7a8935f7a4"),Needs to be
"_id" : "6393952a13b1ad7a8935f7a4",