Transaction not yet indexed

5So6a9vjBPsKuw7NgtA5PnsnMpnHMQvgHTuXEKYNuFmb8i7DqVKnXpTfQRRkdguNdj5GuR7sqf2AH1HaMUns6fbp

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