Transaction not yet indexed

28FLH2dcc97Caqnn569ikCBc4WpieEXwXtYCwCvvE24t7LUCoVAUPHvqsPNHoKPyG4Uigki1ZQoPXT3ouLwLrb54

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