Transaction not yet indexed

1MeMUcL6TWgjtBm63F5oK671o3iKMANbdwfepMw2PNsgfQSY8jXmRiGHZB8VXMEHvjcPqv6uaaYnh7nKQfEmVNe

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