Optional
emoji_The id of the custom emoji for the soundboard sound
Optional
emoji_The unicode character of a standard emoji for the soundboard sound
The name of the soundboard sound (2-32 characters)
The data uri of the mp3 or ogg sound data, base64 encoded, similar to image data
Optional
volumeThe volume of the soundboard sound, from 0 to 1
See
https://discord.com/developers/docs/resources/soundboard#create-guild-soundboard-sound-json-params