text: var mongoose = require('mongoose');
  var Schema = mongoose.Schema;
  
  var Friend_request = new Schema({
      account_requesting: [{type: Schema.Types.ObjectId, ref: 'Account'}],
      account_requested: [{type: Schema.Types.ObjectId, ref: 'Account'}],
      status: { type: String, required: true, min: 3, max: 20}
  });
  
  module.exports = mongoose.model('Friend_request', Friend_request);