Transaction not yet indexed

21FYm6nvZkghU5DbWn6DWdJtq1jLKc8D9sXzttCHQaCbEgMLBp5W71z1ZSYAFFYqd9wZtp1wTFDiqgRYMVa8QRv2

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