Transaction not yet indexed

MD6FctqVEwNpiGa3GiD4HB7vbymoN1g8ohjjMRXJFuwRHQFDGu7UoLxbaPXBS8Ujf9nF1ivbFH9DB5Ba1qvc6zV

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