Transaction not yet indexed

MMdtbipQzWTFVu8KiHp47eRUoJnaHVAB6v25Xd6XtemC6SJfq8xo3we2d3VimS7zpbLfMhKcz58uy8q1DSgMoLQ

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