Transaction not yet indexed

2Sf6iNvQf4B7RzyvQHh6KcEq3Q28NfcPjp5sTkqaQdmzyVdPRqniH5eKWgVZMFVJMfDjaCsQwrg6NajGaZWN6fE6

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