[{"_id":ObjectId("614d713c28af063f4cffbb6f"),"name":"Chibi Doge","id":"0x7c8e01e8df38f001bcefb3b8901ad5d64374dbdf","logo":"https://img.rarible.com/prod/image/upload/t_avatar_big/prod-collections/0x7c8e01e8df38f001bcefb3b8901ad5d64374dbdf/avatar/Qmdp79f2nP8HRYwwQiEDuRcy6F9ysW4WPdG5QiSvpd57Hu","provider":"rarible","totalSalesUsd":27436.1841495685,"totalNFTs":59,"createdAt":ISODate("2021-09-24T06:33:32.708Z"),"updatedAt":ISODate("2021-09-24T06:33:32.537Z"),"__v":0},/** 2*/{"_id":ObjectId("614d713d28af063f4cffbb73"),"name":"","id":"0xa7206d878c5c3871826dfdb42191c49b1d11f466","logo":"https://img.rarible.com/prod/image/upload/t_avatar_big/prod-collections/0xa7206d878c5c3871826dfdb42191c49b1d11f466/avatar/QmYCxLp2puXnnarXHyTcY9onjMqrTAUNQskpirL5VPFF6B","provider":"rarible","totalSalesUsd":26176.2678881893,"totalNFTs":7,"createdAt":ISODate("2021-09-24T06:33:33.228Z"),"updatedAt":ISODate("2021-09-24T06:33:33.057Z"),"__v":0}]

db.collection.aggregate([{$group:{_id:{provider:"$provider",name:"$name",month:{$month:"$createdAt"},year:{$year:"$createdAt"}},avgQuantity:{$avg:"$totalSalesUsd"}}},{$group:{_id:{provider:"$_id.provider",name:"$_id.name"},data:{$push:{provider:"$_id.provider",name:"$_id.name",avgQuantity:"$avgQuantity",month:"$_id.month",year:"$_id.year"}}}}])