Transaction not yet indexed

66uf99JMDr9pEVdfvc9j1JoxB34gQDmAWQtvPwemecAvmH76MzMk2iTdoq8vJbDtTHM3N7W5eQuYNCUo7UTPdcvW

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