Transaction not yet indexed

2S21PgdSqzfuJTtYAPiJqnPtTtSBAXzaJ135X5X15HkbSS5pQJuqmF4Cbdc3xvuB5byZ1eANu8Zt613Kqupn8eo

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