Transaction not yet indexed

a2uBn259TRFW5AvEDaecV4SVSaKajBPeHhp12TSKVP5A6ejNv2XiCA2vbGcWb7QEGV8nNav8qCoZ5qDYCktFDSi

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