Transaction not yet indexed

MJ2NjUd1QfLVfg2ZPHWxEzE1xYTrLbtXxo36Az3iNMi5GKoKCFMtxiuVh8bqiASGnVaKAm8Euc9EeH5cKMR2F56

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