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 1cdb7603fd268d7e0899d41b56877d7cf96c370b62fe72c5ec52fd2fd106315e by solex
Signature:
H9hTmSHhJOTBHXF6W510cz4m7/ZnjMch6nYYUUJ4S4nuCxtDSj7L/ORC7L0aDmFSVYcd+bcqCVwwxPha0NGYkvo=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.