An action is any change submitted to the voting system, such as
The author of this action is: solex, 15TiujYmnHa33fjEnasBBm1eWcGx9YEXPL
The member list that this action was made for.
The action string, which is the actual "command" part of the action:
bitcoin-unlimited-voting: 4e6471c8af35dbd4866895c2d40fd22738ccfcebe5feca6dd96d0e9896851ec7 proposal-upload file 2080c8ff8d670ca33f389ce118d8b5162ee0fe88e6535693039d908943b6ece4 by solex
Signature:
IHJAWp8DpMmrE1NSMDYzVtwc5qzunrQR2/Q0gKKb6JJEBmm/0fI0ZBUOGmJrGdUHH6mXyY8oNd9NrZa68CFIJeI=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.