Transaction not yet indexed

mpP4uSrgXD4RDC6UgUd79wYpYABfdhp8uzrdUBqXs7LEMydGFhh6thjUxu1z1bWGdQKh1ATKGjRCwAmKUXHwof3

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