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: 64df1fae399ccbb2db03a452926030749093f4f4df436c28a261a0ef479115b5 proposal-upload file fb329b3f50832c8438beac0f77060e10a009f5ccd87bf95a5e163a0072c2a884 by solex
Signature:
H436F2gCVenQDVQugG9jgTYY+vwfUwkGPvIWHbEZl4EnP76R0mYIkqXvY/ibjM9AM3ngtt5sGclDa+5mmwziIuk=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.