您的格式不太正确：对于批量请求，单个项目用换行符（不是逗号）分隔，并且末尾没有方括号（即，有效负载是JSON文档序列，但整个有效负载本身不是有效的json文档）
您的数据应该看起来像
{ "index": {"_index": "products", "_type": "product", "_id": 1} }{ "title": "Product A","description": "Brand A - Product A - 1.5 kg","price": 3.49,"sku": "wi208564","supermarket": "AJ","categories": "Fruit AJ","product_type": "Sinaasappels - mandarijnen","brand": "Brand An"}{ "index": {"_index": "products", "_type": "product", "_id": 2} }{ "title": "Product B","description": "Brand B - Product B - 1 kg","price": 2.49,"sku": "wi308564","supermarket": "AJ","categories": "Fruit AJ","product_type": "Sinaasappels - mandarijnen","brand": "Brand Bn"}
