Transaction not yet indexed

MM6z45b2aNQ8ejeRGBDM2rVT5GsyWkWvhwVkjZBUw7d6MpTYzTY5urm4QS27i7EZTKSnWpD2mLGviSfZitKgtiz

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