Transaction not yet indexed

421vzsCojKFWhLCVTpiu6xPkKgmM11D5qXPMvE3n9bdYET4AETbp8rB1oPrQHo5v3QUSnut2dUmYGCuMBQ4Js9G7

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