Transaction not yet indexed

2Uk51AWDFeMtiF3XK1KKWwCgEUNBWQywZTSVkcmpZNqoaduj5X52Z4JqBPR3qqhJfzJ6k5hXT54dSxzBz8qTZ4jx

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