mutation CreateProductReview(
  $nickname: String!
  $ratings: [ProductReviewRatingInput]!
  $sku: String!
  $summary: String!
  $text: String!
) {
  createProductReview(
    input: { nickname: $nickname, ratings: $ratings, sku: $sku, summary: $summary, text: $text }
  ) {
    review {
      ...CustomerReview
    }
  }
}