curl --request POST \
  --url https://api.teamfollowup.ai/api/billing/customer-links \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "stripeCustomerId": "cus_Qx8LmVt2ZzYQ4p",
  "locationIds": [
    "rrHDPw5RIR5ULeUlfSAR",
    "q8LmVt2ZzYQ4pWnKdRb1"
  ]
}'

import requests

url = "https://api.teamfollowup.ai/api/billing/customer-links"

payload = {
    "stripeCustomerId": "cus_Qx8LmVt2ZzYQ4p",
    "locationIds": ["rrHDPw5RIR5ULeUlfSAR", "q8LmVt2ZzYQ4pWnKdRb1"]
}
headers = {
    "Idempotency-Key": "<idempotency-key>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'Idempotency-Key': '<idempotency-key>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    stripeCustomerId: 'cus_Qx8LmVt2ZzYQ4p',
    locationIds: ['rrHDPw5RIR5ULeUlfSAR', 'q8LmVt2ZzYQ4pWnKdRb1']
  })
};

fetch('https://api.teamfollowup.ai/api/billing/customer-links', 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.teamfollowup.ai/api/billing/customer-links",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'stripeCustomerId' => 'cus_Qx8LmVt2ZzYQ4p',
    'locationIds' => [
        'rrHDPw5RIR5ULeUlfSAR',
        'q8LmVt2ZzYQ4pWnKdRb1'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json",
    "Idempotency-Key: <idempotency-key>"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://api.teamfollowup.ai/api/billing/customer-links"

	payload := strings.NewReader("{\n  \"stripeCustomerId\": \"cus_Qx8LmVt2ZzYQ4p\",\n  \"locationIds\": [\n    \"rrHDPw5RIR5ULeUlfSAR\",\n    \"q8LmVt2ZzYQ4pWnKdRb1\"\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Idempotency-Key", "<idempotency-key>")
	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.teamfollowup.ai/api/billing/customer-links")
  .header("Idempotency-Key", "<idempotency-key>")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"stripeCustomerId\": \"cus_Qx8LmVt2ZzYQ4p\",\n  \"locationIds\": [\n    \"rrHDPw5RIR5ULeUlfSAR\",\n    \"q8LmVt2ZzYQ4pWnKdRb1\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.teamfollowup.ai/api/billing/customer-links")

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

request = Net::HTTP::Post.new(url)
request["Idempotency-Key"] = '<idempotency-key>'
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"stripeCustomerId\": \"cus_Qx8LmVt2ZzYQ4p\",\n  \"locationIds\": [\n    \"rrHDPw5RIR5ULeUlfSAR\",\n    \"q8LmVt2ZzYQ4pWnKdRb1\"\n  ]\n}"

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

{
  "success": true,
  "data": {
    "stripeCustomerId": "cus_Qx8LmVt2ZzYQ4p",
    "subAccounts": [
      {
        "locationId": "rrHDPw5RIR5ULeUlfSAR",
        "name": "Bright Dental",
        "isLive": true,
        "rebilling": {
          "enabled": true,
          "clientRatePerMinute": 0.45
        },
        "wallet": {
          "balanceMinutes": 64.5,
          "balanceUSD": 29.03,
          "debtMinutes": 0,
          "status": "LOW_BALANCE",
          "visibility": "ENABLED"
        },
        "autoRecharge": {
          "enabled": true,
          "thresholdUSD": 25,
          "rechargeAmountUSD": 100,
          "blockedReason": null,
          "requiresAction": false,
          "recommendedAction": null,
          "lastSuccessfulRechargeAt": "2026-09-10T09:30:00.000Z",
          "lastFailureAt": null
        },
        "creditGuard": {
          "enabled": false
        },
        "pendingCredits": {
          "count": 0,
          "minutes": 0,
          "amountUSD": 0,
          "items": []
        },
        "creditBatches": [
          {
            "id": "BKT-51c0",
            "purchasedAt": "2026-09-10T09:30:00.000Z",
            "minutesPurchased": 200,
            "minutesRemaining": 64.5,
            "valueRemainingUSD": 29.03,
            "ratePerMinute": 0.45,
            "isBonus": false,
            "expiresAt": null,
            "isExpired": false
          }
        ]
      }
    ],
    "alsoLinkedTo": []
  }
}

{
  "success": false,
  "error": "BadRequest",
  "message": "body: Invalid input: expected boolean, received undefined"
}

{
  "success": false,
  "error": "Unauthorized"
}

{
  "success": false,
  "error": "InsufficientScope",
  "message": "This API key does not have the required scope.",
  "requiredScope": "billing:write"
}

{
  "success": false,
  "error": "NotFound",
  "message": "Some of these locationIds are not connected sub-accounts of this agency. Nothing was changed.",
  "unknownLocationIds": [
    "loc_other"
  ]
}

{
  "success": false,
  "error": "PAYMENT_METHOD_SELECTION_REQUIRED",
  "message": "This Stripe customer has multiple usable cards and no default. Select the card to use for this project. No sub-account was changed.",
  "failedLocationId": "rrHDPw5RIR5ULeUlfSAR"
}

{
  "success": false,
  "error": "CustomerDeleted",
  "message": "Customer cus_Qx8LmVt2ZzYQ4p has been deleted in Stripe. No sub-account was changed."
}

{
  "success": false,
  "error": "TooManyRequests"
}

{
  "success": false,
  "error": "InternalError",
  "message": "Could not load the rebilling change."
}

{
  "success": false,
  "error": "PAYMENT_METHOD_PROVIDER_UNAVAILABLE",
  "message": "Stripe could not verify your billing card. Nothing was charged; try again."
}