Transaction not yet indexed

421FiN6r9mVjFnkswvfEt7jfrc8USNkYPsbmCtpUp2pMjgfaTYAwzzEY2juu1FcVjvbNBFp3fhhsVM3EMtvH5Br9

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