Transaction not yet indexed

21tkjGwS2ARCFJJVFpk5PnkK2GC8ykGkPdsNjZ51KxcmYNVZdWpPgZ8Qoe8jKi6FCPSPn7RGSrQgzsTGCnUt1m9r

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