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 proposal-upload file a67fb23a8cbe17a1c66e4ff9f076495ce915302427cea67a605188b4d258d81c by solex
Signature:
H8nmR+XbeoJAl3zzZBYRVPLjBpTzr++cL8RnQtju7FE3GC0YykuN+TOMvDnAitgBCPKxRZY9wmg7TAln7OU8sDI=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.