require "json"


class Product
    JSON.mapping(
        price: {type: Float64, nilable: true},
        tax_rate: {type: Float64, nilable: true},
        name: {type: String, nilable: true},
        description: {type: String, nilable: true},
        pic_url: {type: String, nilable: true},
        id: Int64,
    )
  end