Transaction not yet indexed

MNA6FfUQkbFQj4nb3L2zt765GrwZQUHDoHu9KTJNRyNEvGgZNzv7v9DNJE8ySWnZzDKMYWyvjB8YPxs8NJ8DP6e

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