An action is any change submitted to the voting system, such as
The author of this action is: reina, 1KSp6dmtF7EKZyaBpdWFL4qeG8nkMcb7LS
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 cast-member-ballot name sken_ address 12Hdfw24EgY9Akj9UUbKBGPJYVm9J4V2pU by reina answer reject
This action is part of a multi-action and only the multi-action is signed.