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Update a subscription

Endpoint Overview

PUT /api/payment-service/external/v1/subscription/{id} Requires authentication

Purpose

Use this endpoint to update a subscription. It belongs to the Subscription collection and is designed for backend integrations.

Request shape

1 parameter and 10 documented body fields using application/json.

Implementation Guide

Recommended workflow

1

Authenticate first and inject a valid bearer token or secret key before calling the endpoint.

2

Validate the input data, identifiers, and account state in your application before making the request.

3

Send the PUT request from your backend using the required headers and the expected content type (application/json).

4

Persist the important identifiers returned in the response so later lookups, webhooks, or support actions can be linked correctly.

Implementation notes

  • Construct path parameters carefully and avoid string concatenation mistakes when building the final URL.
  • Validate the request payload on your backend before sending it, especially the 10 documented body fields.
  • Protect state-changing operations with strong validation, logging, and retry rules to avoid duplicate mutations.

Path Parameters

id required
integer
The ID of the subscription to update

Request Body

Content type: application/json

planId
string
No description provided. Example: SUB12345
planName
string
No description provided. Example: Premium Plan
customerId
string
No description provided. Example: CUST789
amount
number
No description provided. Example: 49.99
nextPaymentDate
string
No description provided. Example: 2024-10-01
startDate
string
No description provided. Example: 2024-09-01
subscriptionCode
string
No description provided. Example: SUB_ABC123
paymentCount
integer
No description provided. Example: 12
interval
string
No description provided. Example: monthly
status
string
No description provided. Example: active

Responses

200 Subscription updated successfully.
400 Bad request due to invalid input.
404 Subscription not found.

Expected Outcomes

200

Success example

Subscription updated successfully.

Representative Response
{
  "message": "Subscription updated successfully."
}
400

Failure example

Bad request due to invalid input.

Representative Error
{
  "status": "error",
  "message": "Invalid request payload. Check `planId` and try again.",
  "errors": {
    "planId": [
      "`planId` is required."
    ]
  }
}
After the response:
  • Log the Paymish reference or request context returned by the API so support teams can trace the call later.
  • Retry only when the failure is safe to repeat; otherwise correct the payload or auth state first.
  • Store enough internal metadata to match the API response back to your order, payout, case, or checkout record.

Language Notes

Python

Use `requests` from a backend worker, service, or Django/Flask app and centralize headers in a reusable helper.

Node.js

Use `axios` or `fetch` from Node.js services only; do not place secret credentials in frontend bundles.

PHP

Wrap cURL usage in a small client class so auth headers, error handling, and logging stay consistent.

cURL

Use cURL for smoke testing and debugging, then move the final logic into your backend service code.

Code Examples

Python
import requests

headers = {
    "Authorization": "Bearer YOUR_SECRET_KEY",
    "Content-Type": "application/json",
}
payload = {
  "planId": "SUB12345",
  "planName": "Premium Plan",
  "customerId": "CUST789",
  "amount": 49.99,
  "nextPaymentDate": "2024-10-01"
}

response = requests.put(
    "https://api.paymish.com/api/payment-service/external/v1/subscription/{id}",
    headers=headers,
    json=payload,
)

data = response.json()
print(data)
Node.js
const axios = require("axios");

const response = await axios({
  method: "put",
  url: "https://api.paymish.com/api/payment-service/external/v1/subscription/{id}",
  headers: {
    Authorization: "Bearer YOUR_SECRET_KEY",
    "Content-Type": "application/json",
  },
  data: {
  "planId": "SUB12345",
  "planName": "Premium Plan",
  "customerId": "CUST789",
  "amount": 49.99,
  "nextPaymentDate": "2024-10-01"
}
});

console.log(response.data);
cURL
curl https://api.paymish.com/api/payment-service/external/v1/subscription/{id} \
  -X PUT \
  -H "Authorization: Bearer YOUR_SECRET_KEY" \
  -H "Content-Type: application/json" \
  -d '{   "planId": "SUB12345",   "planName": "Premium Plan",   "customerId": "CUST789",   "amount": 49.99,   "nextPaymentDate": "2024-10-01" }'
PHP
<?php
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "https://api.paymish.com/api/payment-service/external/v1/subscription/{id}");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "PUT");
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    "Authorization: Bearer YOUR_SECRET_KEY",
    "Content-Type: application/json",
]);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode([
    "planId" => "SUB12345",
    "planName" => "Premium Plan",
    "customerId" => "CUST789",
    "amount" => 49.99,
    "nextPaymentDate" => "2024-10-01",
]));

$response = curl_exec($ch);
curl_close($ch);
$data = json_decode($response, true);
print_r($data);