Transaction not yet indexed

21SNfLGB5uh5gJMAkL5nrqeuogWQL9S4w2tCbaCoVaf9pVCqFVEvxWeLUQfMECZULY4mDr4e4dPQhg4JhY1WNhxU

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