An action is any change submitted to the voting system, such as
The author of this action is: 79b79aa8, 13K3dA4fefCUTX6VsNysqmNKfsmR93jhyD
The member list that this action was made for.
The action string, which is the actual "command" part of the action:
bitcoin-unlimited-voting: 9139498685e653fc405cb1e2a1281af8b03f43491027a72a7ba31366d9d018e8 cast-member-ballot name OpenMind address 1FagGBX4657vQ9w2f8fCLXyDdLNWQ71a9T by 79b79aa8 answer abstain
Signature:
IPd17Gd/7MBvv+xRQTrUmbORW4GlMb8upF6iv+LKjMozLY8mjtCZUFKiQIkR1i8eHneK9AJSHmDUi4epWbW3g1w=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.