Transaction not yet indexed

53U2b8VmdhnMc1nykSWfD7dqvxmqXoRdr9i91irLQrbfP13mtGbc5Pn7HmihRCoFVVBsapEpJhHMVTr3tDfAcABr

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