Transaction not yet indexed

1266sTUX6gD3GrUQY3XsiDPHvA5BfLgNdj59cXxz1LNDk2uJiRZFrx7iDps5tjFNkjTH1hZvCNNcHZN9gKroBVmA

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