require "datadog_api_client"
api_instance = DatadogAPIClient::V2::KeyManagementAPI.new
app_key_id = "app_key_id_example" # String | The ID of the application key.

begin
  # Delete an application key
  api_instance.delete_application_key(app_key_id)
rescue DatadogAPIClient::V2::APIError => e
  puts "Error when calling KeyManagementAPI->delete_application_key: #{e}"
end