Transaction not yet indexed

21McJhcQJdfECHvb2KmbU54d4Ue7Vc3PzLZLPq3Nf2agGSryYxVF1DC9SwNznWApwkbgN4ohqWKn2eCHH6WS857U

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