Transaction not yet indexed

421sybZzDKUgAMGRpdyEyaMeJjHnv755YcjgY1nsQsxeRTCeJqa7ArUDjBGENyaxBPdrxdktHEpD7PvKbR2DoiMp

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