how to find in mongo using object id references using nodejs?

how to find in mongo using object id references using nodejs?

i have two schemas

i have two schemas

var UserSchema  =new mongoose.Schema({


var friendRequestSchema=new mongoose.Schema({
    //1 for requested , 2 for accepted , 3 for rejected

and i want to find all friend requests with specific user id for requester field ,then i want to get all recipient users of these requests, and finally adding them to a dictionary where the key is the recipient user and the value is the friendRequest associated with it so i can pass it to a ejs file like this:


node-js mongodb express

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