default Notary Node
Returns a CordaFuture on the NodeHandle for the single-node notary on the network. Throws if there are no notaries or more than one, or if the notary is a distributed cluster.
Returns a CordaFuture on the NodeHandle for the single-node notary on the network. Throws if there are no notaries or more than one, or if the notary is a distributed cluster.