The name of a linked MongoDB Atlas data source. This is
commonly "mongodb-atlas" though it may be different in
your App if you chose a different name when you created the
data source.
databasestring required
The name of a database in the specified data source.
collectionstring required
The name of a collection in the specified database.
pipelineobject[] required
An array of aggregation stages.
Response
Success
documentsobject[] required
An array that contains the result set of the aggregation.