Remove a given announcement.
May be called by a proxy account to remove a call they previously announced and return the deposit.
The dispatch origin for this call must be Signed.
Parameters:
real
call_hash
Remove a given announcement.
May be called by a proxy account to remove a call they previously announced and return the deposit.
The dispatch origin for this call must be Signed.
Parameters:
real: The account that the proxy will make a call on behalf of.call_hash: The hash of the call to be made by therealaccount.