Transaction not yet indexed

53ntKHUPhxQer3jc8oD1nLRaHje6YdW8bDzkhguXfAqyzCTbXB15ByTY8SS2kjoJbbw2ZnrdLXAvsHkEiGkUmrR1

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