Transaction not yet indexed

NbMixezWqrtqiZ2HnMnksQ8WYKh7Emzij5377C7tqxuC5RwjPAa3PE3ifzvJCvVz4efpFYhUqY6d6f6yfSF1irc

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.