Transaction not yet indexed

52UngUis5dAh3keaaE2fZGWUQdKGihJTXJFaTGTC3Tqmw4eMhWPjyP9qPEd2SLmNvfiPbTkN3eTKTs4PJXMBwDpd

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