Transaction not yet indexed

53phpyrCKkAKb6mnNdTiQVgaR41f3spjpcnPWAfXFUMhgMpW7VQWGpHqZfRMJyte6iE56fudpCUkuEjVyBtiPRL1

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