Transaction not yet indexed

421tWSw5Buz7pApYagJ1jkHxNGhnCa6HPbL6hsY5Rj7LktrE74KJQikqJih5bUanozMXFxFdBLf2hb7HbTNys1vG

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