action medium_get_user_user_id_lists { label: "Get User's Lists" description: "Returns an array of `list_ids` created by the user.\n\n**Note:** You can check whether the use has created lists or not beforehand. Check the `has_list` attribute in the \"Article Info\" endpoint.\n" provider: medium method: GET path: "/user/{user_id}/lists" encoding: json input: { type: "object" properties: { user_id: { type: "string" } } required: ["user_id"] additionalProperties: false } output: { type: "object" properties: { lists: { type: "array" items: { type: "string" } } user_id: { type: "string" } } } }