Transaction not yet indexed

MLTzVexGJwNkCrA217QJNN5RdfB2QC4c19yKzq5LQVUK59RxvuLqzG19zwqPSdhPvrg2SZR6s2St2DwShQitjD8

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