Transaction not yet indexed

MB3qHC9QVVBJTMpfLSZtnE2CSJrhajZKjzG6Gz6e2Z8zUrb9ppcH6r7prVV6F5EqSFufBS9fAz4CegxteEVqSsQ

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