Transaction not yet indexed

21m76wttQiizvUpkPMfScaZ7mJ6vG8KY3XeZ5DJQ9XsoN17rVUs5D29dKBPrn2iTcegDpYbNy42YhSmTpsp5gjZe

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