Transaction not yet indexed

21K4LSQjKKCVmZMZaZTesfyHGFvfF3aMrALGZm11GCbf5Jr1qSHWWf99atWVVXtoTdfQvD6fyXEoYTg6Wu9oHYX1

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