Transaction not yet indexed

21hMamK3BBEYMFWN6sijEi6Mu92Fhb9Fc1coPRxqyZU8mW9MEVW9Ezu37KSNMAAnfo5QiNxvYYSuwQMUkZtFhvK8

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