An action is any change submitted to the voting system, such as
The author of this action is: lunar, 1BpYYT2HQzQdz5CFPM1nehCZd1xWPtNbma
The member list that this action was made for.
The action string, which is the actual "command" part of the action:
bitcoin-unlimited-voting: 9139498685e653fc405cb1e2a1281af8b03f43491027a72a7ba31366d9d018e8 cast-proposal-ballot vote 8aced7af480b4a9cdc74fc2efaabfb3e6f719c3fdd17c8e0c50cc2a6545c2f66 by lunar answer (accept) # proposal: BUIP094
Signature:
IF5C8Y+S11nxLIZS9L0Ql3AHSY1IPi1Ztksm0siYaw4nUex+DnPgUSmw2KPl5mguInO3gCPvdVxUvBaagOAKPbk=
This signature is the base64-encoded Bitcoin-signature of the above action string, signed with this action author's Bitcoin address.