Transaction not yet indexed

Lt21M3kzsRwLCRrCqnMFRz4qXtrJ5HXbJx2PVnhyhZ1GTrBqg7FoRVmbMtpvGkYm1im2tgTED9ZGPGMVu14Jwev

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