ImmutableMap.of(TestShardDataTreeSnapshotMetadata.class, new TestShardDataTreeSnapshotMetadata("test"));
MetadataShardDataTreeSnapshot snapshot = new MetadataShardDataTreeSnapshot(expectedNode, expMetadata);
byte[] serialized = snapshot.serialize();
ImmutableMap.of(TestShardDataTreeSnapshotMetadata.class, new TestShardDataTreeSnapshotMetadata("test"));
MetadataShardDataTreeSnapshot snapshot = new MetadataShardDataTreeSnapshot(expectedNode, expMetadata);
byte[] serialized = snapshot.serialize();