Name is the name used to register the nonce balancer with the gRPC runtime.

SRVResolverScheme is the scheme used to invoke an instance of the SRV resolver which will use the noncebalancer to pick backends.

ErrNoBackendsMatchPrefix indicates that no backends were found which match the nonce prefix provided in the RPC context.

Balancer implements the base.PickerBuilder interface.

Picker implements the balancer.Picker interface.