Transaction not yet indexed

MMu6r7i1uxGrJoCUUzcwpShY3415HDm71AAKsGcaNxRPbyxeStvb33pz1zxFgGzKJFSXnvL7tD2EusFESm8SZqJ

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