Transaction not yet indexed

Tt6EK78gkYGAjoUZ18hpuyTnAe2VPRXrUK9Ytvvg1y7adShPh5mUqacME8AvRrfB8vxDbwvmefpM9zman1JYKbb

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