Transaction not yet indexed

MimwLdXpeLtqEfAPGDhwGYpsZGB46VSd9vgVTKqf5fR51ffCUQkLtQ3EBN69p8FnrkmonnnmFrQrdjwUN9jWwj7

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