Transaction not yet indexed

21MC3Zdv6imCdBdP9ctabfHzMtWqAwz121TktWdfs4PXjMvKZg6MDeFxifnTEWfXPwBaGpxJMUfVvgSh2krB1ZTY

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