Transaction not yet indexed

NmbSWmJtsbYiDiGADgEDp6PEnHfDvTwcEdsAVNyBKLxn2hq2PtpUBRtCb5Hy34uPCFg2VvQeJk6v9vHmYW6Q545

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