Transaction not yet indexed

Mgm19tBCs9WbzDAKAi7gvFg6YzfLCCvJ6Nect1ofYwtQXStxDhrZ7S1jfvAtZqArZboDAcJdVgWFoKAQpx8wP7M

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