Transaction not yet indexed

UJ66ZKUTNFCMMwKRHgEGV6CRWujBMMwMyA4uz58PSVBK5d22dqjXaV7ciBRac4gqEQb6E4eJKm8PHQCTimpxbJZ

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