Transaction not yet indexed

21B3ErMVZEizRLoKuUCre1an5tqt9bZM4bDHJYCVnjGtTqaKDUkF4c1GD3yrypNU6JvWf7gkt9bAVQG2KoaSBD1Y

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