List unused subnet CIDRs

curl -sk -X GET "https://<controller>/v2/api/list_unused_subnet_cidrs" \
  -H "Authorization: cid <CID>"

import requests

url = "https://<controller>/v2/api/list_unused_subnet_cidrs"
headers = {"Authorization": "cid <CID>"}

response = requests.get(url, headers=headers, verify=False)
print(response.status_code)
print(response.text)

package main

import (
  "fmt"
  "net/http"
)

func main() {
  req, _ := http.NewRequest("GET", "https://<controller>/v2/api/list_unused_subnet_cidrs", nil)
  req.Header.Set("Authorization", "cid <CID>")

  client := &http.Client{}
  resp, err := client.Do(req)
  if err != nil {
    panic(err)
  }
  defer resp.Body.Close()

  fmt.Println(resp.Status)
}

{
  "errortype": "<string>",
  "reason": "<string>",
  "results": true,
  "return": true
}

{
  "errortype": "<string>",
  "reason": "<string>",
  "results": true,
  "return": true
}