Transaction not yet indexed

21BKk7c5TQLboy7sQBR3L9Z37AwKf7LWtDQPva52eADi3Uj71vWg2XZS2EbsuMqYb4HVktmsFTTxdjAmcYhCttNm

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