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: be3c66388058cc34d9e899e516e8ed808b294bb3d567008f12727ed5d8b5e3c0 cast-member-ballot name xmodulus address 1Cm25eFUNCXrFSHH1vqbXGYcsy9TZGyYGq by solex answer abstain
This action is part of a multi-action and only the multi-action is signed.