Transaction not yet indexed

21mZKFFdKMSwKTN7T1bFES6ZC8NDiJsP6KLdM3DAVeLd6cK8vhkbWYfq7ZQMeXBmdc3aA1DRdGEi4JpmgZo8KuUN

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