Bulk API OpenGL fails with 502 Bad Gateway on Product data pull

Running the following request and getting a 502 Bad gateway error on the bulk pull for the product end point both REST and Opengl. this happens after about 250k records are pulled. All other end points are functioning other than products. this is for store front @guidance-hoonigan1

   mutation {
                  bulkOperationRunQuery(
                   query: """
                    {
                      products {
                        edges {
                          node {
                            id,
                            title,
                            vendor,
                            productType,
                            descriptionHtml,
                            createdAt,
                            publishedAt,
                            updatedAt,
                            handle,
                            publishedOnCurrentPublication,
                            tags
                          }
                        }
                      }
                    }
                """
                  ) {
                    bulkOperation {
                      id
                      status
                    }
                    userErrors {
                      field
                      message
                    }
                  }
                }

facing problem with bulk sms gatway service .
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