Transaction not yet indexed

5b56tSPbYXmGmgPdsGxpNcjhiqqaVXwGssFgP2C3XsSAkbdSbHDtV4qTC4kyBjpu7sr2zoYuqU12dY2kbBP9tm3

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