Transaction not yet indexed

21ap6Ae8GG1EYqdSQ4B8xgnyPcE3vATs1B4uXfgdexDZuPebv1C5ASdV5f4vUTvqzoUcrmngnT98wTFNPKgxys9Z

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