Transaction not yet indexed

21NpNukvgbf8Sp7Bn7BPtRFEdExJrb2QUjYey59rKgfMnkW7tPagF9xdRVQ3VyvvZuRkEBsTiKA7DjbV4dEb6E8F

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