let dict = [1 Dictionary]
let photoId = dict.photoId
let base58Alphabet = '123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ'
let len = base58Alphabet.length
let encodedPhotoId = ''
while (photoId >= len) {
let div = Math.floor(photoId / len)
let mod = photoId % len
encodedPhotoId = base58Alphabet[mod] + encodedPhotoId
photoId = div
}
encodedPhotoId = base58Alphabet[photoId] + encodedPhotoId
document.write(encodedPhotoId)