Transaction not yet indexed

53su8WigGYiv9vbyMSMT88WqfSvsCKdfxb6hFqzPFJHiJpNeMJUJ9cWKv2W9M2m1GbD5UDQRrESbMTtGmK8KgBM8

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