Transaction not yet indexed

21MimmpvsaSs7d1USLH8CUB8BF3vXVNCFi9xcK3dEtDSMAcSSYcAXS9LEdE9Q2tjSgcbSZZBVM5LaFF3fkgD8tXX

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