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: 9292b29e143f36fbb8b4366811b9ba699d99f334daa3b2a1a9906eb008c4c6b0 open-proposal-vote meta b881d1c1ad2cae340c88b71c68f728882b1a7d392ee2f9dcf35ff20b429ff776 by solex method (buip-acc-rej-abs)
Signature:
H9ArO2oJu6sTMlU82gDPsM1pV4RYey1YFSfRst7NApxFAPqA4bUGinJw2ZCiWL/Mq8jbB/wAg/5g8IXaNmwIs0M=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.