action api2cart_category_unassign { label: "CategoryUnassign" description: "Unassign category to product" provider: api2cart method: POST path: "/category.unassign.json" encoding: json input: { type: "object" properties: { category_id: { type: "string" } product_id: { type: "string" } store_id: { type: "string" } } required: ["category_id", "product_id"] additionalProperties: false } output: { type: "object" properties: { result: { type: "object" } return_code: { type: "integer" } return_message: { type: "string" } } } }