Transaction not yet indexed

21NknP4yDrFg5PAS6uc4hknj5pjwQCqHAGf5aCwcn3hp6m383CrAQAeJ7RRYAxf2aPCeYoTrTMwz7AT279sGabko

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