Transaction not yet indexed

4k21XxfrewubLfywH3gd4zteduF9YhHdLRBXqA9joTkq6SJEeNRpJ9B5forJ2tQ5Fz4eFnTitNbw29uxCqnJwfxN

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