Transaction not yet indexed

21NAKde7BG9cAsFpbji1exH3c6cW5tztEHucmMVU65ZHWRN9gAaxmiWo677ELMGoPu4WLThzcp9dHKAXBaFRJhB1

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