Transaction not yet indexed

21A3iuFzbFeAZUxQnEpeB79QKX8ufXqmsDF3CfFcZ4vXhNPbq4SycoExmrvsdGze8x5XvWKFFtZwTQ21GCTwwX3G

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