Transaction not yet indexed

MX8Xri4FZ8NdVrfaGP2BSi8P83iTc4d4fSJMs6XoKrV8TbUytvDB7C5txq6wpRRFNHzM5e2Q8Zg172YWFGDS9Sy

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