Transaction not yet indexed

53PGcUn5vbHo7UUfbkhfVvG7YnekJdVvRn3UCcP7LdMT1wyDB1dkz1M2QKtBXWM9P1e35ewN68v6CpLGG33GAtw7

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