Transaction not yet indexed

421bbxydtXFdrj1vhSm6BU8sgbjPQyEPERdYcVTBcf9fDqSqkoDejxFudPfF7GRjFsYhPBrcn1wSBejx2aC1821e

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