Transaction not yet indexed

421fp1FfWT9gNeYPYc9P1jzXY6AVHEBWESMqVFoKGUKLjeeeL2TZBegrRmLkbHqhya7GLCDVRWTaVx8JKaMVGDx3

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