"_id" : ObjectId("5d27b7ba5455a11eacdf164d"),
"name" : {
     "first" : "Alexssander ",
     "last" : "Leal"
},
"user" : {
     "active" : true,
     "admin" : false,
     "email" : "alex.leal.pls@gmail.com",
     "password" : "123456"
},

"_id" : ObjectId("5d27fbf95a298d4470416f33"),
"members" : [
     {
         "creator" : true,
         "people_id" : ObjectId("5d27b7ba5455a11eacdf164d")
     }
 ],
 "name" : "Fundo de investimentos",
 "type_coins_id" : ObjectId("5d1ebbb44a2b012e343ff48c"),

"_id" : ObjectId("5d280149b1e77444a013c86b"),
 "members" : [
     {
         "creator" : true,
         "people_id" : ObjectId("5d27b7ba5455a11eacdf164d")
     }
 ],
 "name" : "Bolsa esportiva",
 "type_coins_id" : ObjectId("5d1ebbb44a2b012e343ff48c"),

"_id" : ObjectId("5d1ebbb44a2b012e343ff48c"),
"name" : "Real",
"abbreviation" : "BRL",

let pipeline = [{
    $lookup: {
        from: 'wallets',
        localField: '_id',
        foreignField: 'members.people_id',
        as: 'wallets'
    },
}, {
    $unwind: { path: '$wallets' }
}, {
    $lookup: {
        from: 'type_coins',
        localField: 'wallets.type_coins_id',
        foreignField: '_id',
        as: 'wallets.type_coin'
    }
}, {
    $unwind: { path: '$wallets.type_coin'}
}];

"_id" : ObjectId("5d27b7ba5455a11eacdf164d"),
"name" : {
     "first" : "Alexssander ",
     "last" : "Leal"
 },
 "user" : {
     "active" : true,
     "admin" : false,
     "email" : "alex.leal.pls@gmail.com",
     "password" : "123456"
 },
 wallets: [{
    "_id" : ObjectId("5d27fbf95a298d4470416f33"),
    "members" : [{
         "creator" : true,
         "people_id" : ObjectId("5d27b7ba5455a11eacdf164d")
     }],
     "name" : "Wallet 1",
     "type_coins_id" : {
         "_id" : ObjectId("5d1ebbb44a2b012e343ff48c"),
         "name" : "Real",
         "abbreviation" : "BRL",
     },
},
{
    "_id" : ObjectId("5d280149b1e77444a013c86b"),
    "members" : [{
         "creator" : true,
         "people_id" : ObjectId("5d27b7ba5455a11eacdf164d")
     }],
     "name" : "Wallet 2",
     "type_coins_id" : {
         "_id" : ObjectId("5d1ebbb44a2b012e343ff48c"),
         "name" : "Real",
         "abbreviation" : "BRL",
     },
}]