The hash of the call to be executed.
Maximium weight the call being approved may consume.
If this is the first approval, then this must be null
. If it is not the first
approval, then it must be the timepoint (block number and transaction index) of the first
approving transaction.
The accounts (other than the sender) who can approve this call. May not be empty.
The total number of approvals required for this dispatch before it is executed.
Base Argument object for methods.