Transaction not yet indexed

53d6MPPY5oMZQzc7yQ6qyHXFBUC3nKDtAdFY3b2m1ou39VbBCPqpXRdFFEwCsyxdPTZdSGHqLtTTa65sLEXD1YQp

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