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 open-proposal-vote meta 0dd1f6434bdc9edd42b6797da0068a689ca29aea00e13c34155acefe82bb7dce by solex method (buip-acc-rej-abs)
Signature:
H4pMI8OW4oriewXQTARXIk8AHTIKRg3rEttIxLgngiXcQnuTcWrkh2slLJCx/aouiaCj7rz7oFCKhfxjcaYoMHk=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.