Transaction not yet indexed

21UNvGu2CAt9Y7awy7Hzzrxnc3hi9JNJeUxnYbo3Wrsv3yvEa9mgiJFE4HAXAnzsTf5yL4gNhQV8fyC1mpsCtZT1

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