Transaction not yet indexed

YDFfmwEZrCmoePnGcAhjoV4NhY4M2U5Q5jkYsjoHntctxY9XrThQ8WPnLBy2rBzzVnCjkUZo4PoUtoJQ2ZsLCtG

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