Transaction not yet indexed

RFK3PbSQfAfbmQiHkBxuA9ADUKAneky2jRHzGF3zdeQDmzFvUBDF2iNqSSsv6GQA5B2DUxXagugmgFCXd7Tensv

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