Transaction not yet indexed

MuT9zHe5kf8jsk4kG8cXfDuJ2y9Bwb49HUmumgk5KxrzNG6wmQC5SGAtkpMVnc3u5p9vgASnuq19ktxwUQ2yKsz

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