Resolved: nested dicts and nested lists

list_1 = [{"group_details":[{"data":[{"product_details":[{"Product":"xyz","Invoice_No":"852","Product_Name":"abc"}]}]}]

list_1 = [
    {
        "group_details":[
            {
                "data":[
                    {
                        "product_details":[
                            {
                                "Product":"xyz",
                                "Invoice_No":"852",
                                "Product_Name":"abc"
                            }
                        ]
                    }
                ]
            }
        ]
    }
]

Product_Name = list_1[0]["group_details"][0]["data"][0]["product_details"][0]["Product_Name"]
print(Product_Name)

abc

for containers in list_1:
    for group_details in containers["group_details"]:
        for data in group_details["data"]:
            for product_details in data["product_details"]:
                print(product_details["Product_Name"])

abc