how to fix this? i am getting error like this btw a am create api i am hosted in replit and getting error i'm making api with this code but i get error like below and code, i've tried to fix it but still error, how do i fix this code?? someone please help me :(

const nhpdf = async (input) => {
let count = 0
let ResultPdf = []
let doujin = await nhentai.getDoujin(input)
let title = doujin.title.default
let details = doujin.details
let parodies = details.parodies.map(v => v.name)
let characters = details.characters.map(v => v.name)
let tags = details.tags.map(v => v.name)
let artists = details.artists.map(v => v.name)
let groups = details.groups.map(v => v.name)
let categories = details.categories.map(v => v.name)
let array_page = doujin.pages

for (let i = 0; i < array_page.length; i++) {
        if (!fs.existsSync('./nhentai')) fs.mkdirSync('./nhentai')
        let image_name = './nhentai/' + title + i + '.jpg'
        await new Promise((resolve) => request(array_page[i]).pipe(fs.createWriteStream(image_name)).on('finish', resolve))
        console.log(array_page[i])
        ResultPdf.push(image_name)
        count++
    }

    await new Promise((resolve) =>
        topdf(ResultPdf, 'A4')
        .pipe(fs.createWriteStream('./nhentai/' + title + '.pdf'))
        .on('finish', resolve)
    )
    
    for (let i = 0; i < array_page.length; i++) {
        fs.unlink('./nhentai/' + title + i + '.jpg')
    }
    
    let size = await fs.statSync(`./nhentai/${title}.pdf`).size
    if (size < 45000000) {
        console.log('Uploading...')
        .then(() => fs.unlinkSync(`./nhentai/${title}.pdf`))
    } else {
        console.log('Uploading to anonfiles because file size to large')
        let options = {
            method: 'POST',
            url: 'https://api.anonfiles.com/upload',
            formData: {
            file: fs.createReadStream(`./nhentai/${title}.pdf`),
            },
        }

    request(options, function(err, res, body) {
        if (err) return console.log(JSON.stringify(err))
        fs.unlinkSync(`./nhentai/${title}.pdf`)
let we = JSON.stringify(body).data.file.url.full
ResultPdf.push({ title, details, parodies, characters, tags, artists, groups, categories, array_page, size, we })
return result = {
    title: title,
    url: we,
    details: details
         }
       })
     }
  }
module.exports = { nhpdf }

error in console

(node:547) UnhandledPromiseRejectionWarning: TypeError: Converting circular structure to JSON
    --> starting at object with constructor 'Socket'
    |     property '_writableState' -> object with constructor 'WritableState'
    |     property 'afterWriteTickInfo' -> object with constructor 'Object'
    --- property 'stream' closes the circle
    at JSON.stringify (<anonymous>)

:{ sorry bad engglis