List the milestone items of a subscription's coming orders

curl --request GET \
  --url https://api.fluid.app/api/subscriptions/{token}/milestone_items \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.fluid.app/api/subscriptions/{token}/milestone_items"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.fluid.app/api/subscriptions/{token}/milestone_items', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.fluid.app/api/subscriptions/{token}/milestone_items",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.fluid.app/api/subscriptions/{token}/milestone_items"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.fluid.app/api/subscriptions/{token}/milestone_items")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.fluid.app/api/subscriptions/{token}/milestone_items")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

response = http.request(request)
puts response.read_body

{
  "milestone_items": [
    {
      "id": 5521,
      "subscription_token": "sb_8f2c1d9e7a",
      "source": "manual",
      "status": "planned",
      "deferral_reason": null,
      "rule_id": null,
      "rule_name": null,
      "occurrence_key": "manual:6a1f0c2e-3b4d-4e5f-8a9b-0c1d2e3f4a5b",
      "item_key": "manual:6a1f0c2e-3b4d-4e5f-8a9b-0c1d2e3f4a5b",
      "variant_id": 9012,
      "variant_title": "Classic Watch",
      "main_variant_id": 9012,
      "substituted": false,
      "quantity": 1,
      "unit_price": "0.00",
      "currency_code": "USD",
      "volume_policy": "zero",
      "removable": true,
      "order_id": null,
      "created_at": "2026-10-11T09:12:44Z",
      "updated_at": "2026-10-11T09:12:44Z"
    }
  ],
  "meta": {
    "request_id": "3e8b1f2a-6c4d-4a7e-9b10-2d5f8c3a1e67",
    "timestamp": "2026-10-11T09:13:02Z"
  }
}

{
  "message": "<string>",
  "error": "<string>",
  "error_message": "<string>",
  "errors": "<string>",
  "meta": {
    "request_id": "<string>",
    "timestamp": "2023-11-07T05:31:56Z",
    "code": "<string>",
    "payment_uuid": "<string>",
    "error_details": [
      {
        "code": "<string>",
        "field": "<string>",
        "payment": "not_attempted",
        "message": "<string>"
      }
    ],
    "coded_recovery": true
  }
}

{
  "message": "<string>",
  "error": "<string>",
  "error_message": "<string>",
  "errors": "<string>",
  "meta": {
    "request_id": "<string>",
    "timestamp": "2023-11-07T05:31:56Z",
    "code": "<string>",
    "payment_uuid": "<string>",
    "error_details": [
      {
        "code": "<string>",
        "field": "<string>",
        "payment": "not_attempted",
        "message": "<string>"
      }
    ],
    "coded_recovery": true
  }
}

{
  "message": "<string>",
  "error": "<string>",
  "error_message": "<string>",
  "errors": "<string>",
  "meta": {
    "request_id": "<string>",
    "timestamp": "2023-11-07T05:31:56Z",
    "code": "<string>",
    "payment_uuid": "<string>",
    "error_details": [
      {
        "code": "<string>",
        "field": "<string>",
        "payment": "not_attempted",
        "message": "<string>"
      }
    ],
    "coded_recovery": true
  }
}