Function load_page 

pub async fn load_page<'c, E, F, S, R>(
    executor: E,
    filter: F,
    sort: S,
    pagination: Pagination,
) -> Result<Connection<String, R, TotalCount>, Error>
where
    E: Copy + Executor<'c, Database = Postgres>,
    F: PushPrql,
    S: PushPrql + Sorting,
    R: for<'r> FromRow<'r, PgRow> + for<'r> OutputType + for<'r> Table,