.find mongoose array in document not work

show.js

const { products } = require('../../../../mongo/model') //import categories mongo model
const show_products = async(_,{offset,limit},ctx) => {
    console.log('offset'+offset)
    console.log('limit'+limit)
    const res = await products.find({"storeuid":ctx.token.storeuid},null,{skip:offset,limit:limit})
    console.log(res) //return all object in array
    return res
}
module.exports={show_products}