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: bea049c5d14a4f28e3e18629e28b6d7e9790eca4edbeda2db6d9853e623f0b55 proposal-upload file 3c42947046508ed86e5fcd4c6080ac67b1c7327f6a5d2a3e337a01f9daceee31 by solex
Signature:
IM63wC7Unhzxo4MJdQw29+T86k3kHC6RdxuhcT25eqaYPEizXpXPOL+foPdwOdQCJsK5LpynepWdu0otQ8okSZM=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.