🚧
Caution
To delete a Zone, use the Update Zone endpoint and set isDeleted to true

const Adzerk = require('@adzerk/management-sdk');
const apiKey = process.env.ADZERK_API_KEY;

async function deleteZone() {
  let specifications = await Adzerk.fetchSpecifications();
  let client = await Adzerk.buildClient({apiKey, specifications});

  let zone = await client.run("zone", "update", {id: 98765, isDeleted: true});
  console.log(zone);
}

deleteZone();

require "adzerk"

def delete_zone()
    client = Adzerk::Client.new(ENV["ADZERK_API_KEY"])
    id = 12345
    pp client.zones.delete(id)
end
delete_zone()