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: cdb3de1a02836ad7aed816ac9c6245b5dcc2b41345865b7ae3026a29ac290758 proposal-upload file d1e79292cbaae5e16dbe908161942624c40fe3b132cc0934535c9e5fc84f053b by solex
Signature:
H9Xt/QxwZxOpKtjzSNgl+7cP7GoEUpeCZFYtBcwhdxxDM/g28T668ZFwRYBvTY2WCotmoVRbM2NIt0GMpHPdVvw=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.