Transaction not yet indexed

4E21PrMkmikE82WseNcUDiou9eYouEFBGNiXhRyoMMQU7R2ho31HFnwNcdnuW8ea8wa571vNaQP9NdAWN3BoGzaH

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