Transaction not yet indexed

4b21Adb3C4z53EdQYHSvWV7tJRcdHMQq1gCX2tKyLQWjmUTAmzefenG9QaDp6AP8U9Lyr1xiySn1qHse5RhzsAsH

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