Transaction not yet indexed

421wNJQvdU3euMtZfkiCTXyoLc2TLkTBMKDKpyfiYULM2CQFR6Da5M53axdxukNGqFxtWMkY9ccSPvgC2qGDV6Fh

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