action jellyfin_get_file { label: "Get the original file of an item." provider: jellyfin method: GET path: "/Items/{itemId}/File" encoding: json input: { type: "object" properties: { itemId: { type: "string" format: "uuid" description: "The item id." } } required: ["itemId"] additionalProperties: false } output: { type: "object" additionalProperties: true } }