Transaction not yet indexed

21UDCupBtBwp9yunAspm5oYNofryxCkj1afML3NoEmbFAmAS8pZWH7sSpjLGGTnFs5pLyLjmAE9oWm2pBJ5Wimkh

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