Transaction not yet indexed

MnCFU8Q1URfgUgZyW4jUo6o7Mg3wjwLC52KueaeEWqvPZ8N6njvAFeZwsJaoKbdVewP7fexVM1K87KdJHi3mRGV

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