* `shortcode`: (*optional*) shortcode for new emoji, must be uniq for all emoji. If not sended, shortcode will be taken from original filename.
* `filename`: (*optional*) new emoji file name. If not specified will be taken from original filename.
* `shortcode`: (*optional*) shortcode for new emoji, must be uniq for all emoji. If not sended, shortcode will be taken from original filename.
* `filename`: (*optional*) new emoji file name. If not specified will be taken from original filename.