An action is any change submitted to the voting system, such as
The author of this action is: imaginary_username, 1KNvUAmquf9v2BgyrTsLjE8GdKwu1PaJed
The member list that this action was made for.
The action string, which is the actual "command" part of the action:
bitcoin-unlimited-voting: 5776292860f8c233038833f18c8d4eaaab686efc9dc721265df14d3fde9f2efb cast-proposal-ballot vote 2cd1eb5abefc870df2db92f1f679be81f3617651cd4889e176f9160e45459d92 by imaginary_username answer (accept) # proposal: BUIP128
Signature:
H/Pgex6SDzA7Ans5dzFLYXGE4y5sjUTVawbxuCEnyaoJC8i5mpl3LiSID8q6o8QJcj5yOnxZJUg6CPRVV182lvE=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.