SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Literal \'46_OK\'
    Function finalizeAggregation (children 1)
     ExpressionList (children 1)
      Function CAST (children 1)
       ExpressionList (children 2)
        Function unhex (children 1)
         ExpressionList (children 1)
          Literal \'2F0000003031323334353637383930313233343536373839303132333435363738393031323334353637383930313233343500010000000000000000\'
        Literal \'AggregateFunction(argMax, String, UInt64)\'
