Transaction not yet indexed

21HeQMKJouf6QP1PNeS7KDmNKLE6465yTf4DqeFXdVYCbfspwLhGSfhmhBSeUAVY1ZWHHnaa6bAEk7PqqJgQijH4

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