+=== listStickerPacks
+
+Show a list of known sticker packs.
+
+=== addStickerPack
+
+Install a sticker pack for this account.
+
+*--uri* [URI]::
+Specify the uri of the sticker pack.
+e.g. https://signal.art/addstickers/#pack_id=XXX&pack_key=XXX
+
+=== getAttachment
+
+Gets the raw data for a specified attachment.
+This is done using the ID of the attachment the recipient or group ID.
+The attachment data is returned as a Base64 String.
+
+*--id* [ID]::
+The ID of the attachment as given in the attachment list of the message.
+
+*--recipient* [RECIPIENT]::
+Specify the number which sent the attachment.
+Referred to generally as recipient.
+
+*-g* [GROUP], *--group-id* [GROUP]::
+Alternatively, specify the group IDs for which to get the attachment.
+
+=== getAvatar
+
+Gets the raw data for a specified contact, contact's profile or group avatar.
+The attachment data is returned as a Base64 String.
+
+*--contact* [RECIPIENT]::
+Specify the number of a recipient.
+
+*--profile* [RECIPIENT]::
+Specify the number of a recipient.
+
+*-g* [GROUP], *--group-id* [GROUP]::
+Alternatively, specify the group ID for which to get the avatar.
+
+=== getSticker
+
+Gets the raw data for a specified sticker.
+The attachment data is returned as a Base64 String.
+
+*--pack-id* [PACK_ID]::
+Specify the id of a sticker pack (hex encoded).
+
+*--sticker-id* [STICKER_ID]::
+Specify the index of a sticker in the sticker pack.
+