Transaction not yet indexed

NRRKSMF21EYMEFzRfkGE2WNfHgruLLp6pEwA6Xinfa12pyyJ4rezJc7jLE2RWi1nWkwsDyW1FhYdMyHG5eY7uKY

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