Transaction not yet indexed

2SEf9PMSTuFbaAVShuL8qPyP9VqKnK4UP6i61jCRetZebiqM8jv3PDe3ccoKMGK1P28dMMu3eTNh3DTMxs7jAy78

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