Transaction not yet indexed

MMjX9ZADJWTb2oFwyoCiM7DRUjztDHEnpwLkDqTGHdtAAQ2Fdbne6SPAxd9xBJN1qGoq4qqvLwNDuSkvYUPNSD2

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