action fulfillment_get_order { label: "Order Details" description: "For the fastest results use the FDC provided `id` however you can use your `merchantOrderId` as the `id`." provider: fulfillment method: GET path: "/orders/{id}" encoding: json input: { type: "object" properties: { id: { type: "string" } merchantId: { type: "integer" } } required: ["id"] additionalProperties: false } output: { type: "object" additionalProperties: true } }