Transaction not yet indexed

21a3Z7BG9HeVRc8HbHZ4fKmJSJaiuVGnKyRQGvSHTd9UQ7VRG2NdTyYJW4GQYemAySjQrxnuEEXtsuFQD9SUM8MM

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