Transaction not yet indexed

21YXNJ561SFvxHc3VdpD6ZnUP8zTh7eeaBBCXcrmWy7bg5NozFcSQ7y3AjDraSEVaaBaU6rhSCDKKFWdZ7bqzTy6

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