Customers/Bulk update customers

Bulk update customers

PATCH/partners/customers/bulk

Updates up to 100 customers in one request with partial-success semantics.

Each row must include `uuid` (same value as `id` from API responses) plus fields to patch. Returns the bulk batch shape documented in Response shapes (HTTP 201).

HMAC signature + Bearer access token

Try this request

Request body

customersarrayrequired

Array of `{ uuid, ...fields }` update payloads.

Responses

201Batch accepted. Check successCount and per-row results.

400Batch-level validation failed.

401Missing or invalid HMAC signature, expired timestamp, or invalid Bearer token. Troubleshoot

403The credential does not have access to this workspace or resource. Troubleshoot

429Rate limit exceeded (100 requests per minute per clientId). Retry after the Retry-After header. Troubleshoot

PATCHhttps://api.getcount.com/partners/customers/bulk

Request

import crypto from 'node:crypto';

const BASE_URL = 'https://api.getcount.com';
const CLIENT_ID = process.env.COUNT_CLIENT_ID;
const CLIENT_SECRET = process.env.COUNT_CLIENT_SECRET;
const ACCESS_TOKEN = process.env.COUNT_ACCESS_TOKEN;

const method = 'PATCH';
const signingPath = '/customers/bulk';
const timestamp = Math.floor(Date.now() / 1000).toString();
const body = {
  "customers": [
    {
      "uuid": "dfa3219e-6af8-4c53-997a-037534f63a35",
      "email": "updated@acme.com"
    },
    {
      "uuid": "00000000-0000-4000-8000-000000000099",
      "mainPhone": "+1987654321"
    }
  ]
};
const bodyString = JSON.stringify(body);

const bodyHash = crypto.createHash('sha256').update(bodyString).digest('hex');
const baseString = `${method}:${signingPath}:${timestamp}:${bodyHash}`;
const signature = crypto.createHmac('sha256', CLIENT_SECRET).update(baseString).digest('hex');

const response = await fetch(`${BASE_URL}/partners/customers/bulk`, {
  method,
  headers: {
    'x-client-id': CLIENT_ID,
    'x-timestamp': timestamp,
    'x-signature': signature,
    'Content-Type': 'application/json',
    Authorization: `Bearer ${ACCESS_TOKEN}`,
  },
  body: bodyString,
});

console.log(await response.json());

Response · 201

{
  "successCount": 1,
  "errorCount": 1,
  "results": [
    {
      "index": 0,
      "success": true,
      "customer": {
        "id": "dfa3219e-6af8-4c53-997a-037534f63a35",
        "customer": "Acme Corporation",
        "email": "contact@acme.com",
        "mainPhone": "+1234567890",
        "website": "https://acme.com",
        "status": "active",
        "notes": "Preferred customer. Net-30 terms.",
        "paymentTerm": "net30",
        "taxNumber": null,
        "taxAutoCalculate": false,
        "taxExcluded": false,
        "contactName": "John Doe",
        "billingAddress": {
          "id": "0b2c1f5e-7a9d-4f2b-9c1e-2a4b6d8e0f12",
          "street": "123 Main St",
          "city": "San Francisco",
          "state": "CA",
          "zipCode": "94102",
          "country": "USA"
        },
        "shippingAddress": null,
        "contacts": [
          {
            "id": "a5da3577-bf85-4e3a-aa73-df85ca69bc67",
            "firstName": "John",
            "lastName": "Doe",
            "email": "john@acme.com",
            "phone": "+1234567890",
            "isPrimary": true
          }
        ],
        "taxes": [],
        "salesRep": null,
        "createdAt": "2026-01-15T10:30:00.000Z",
        "updatedAt": "2026-01-28T14:22:30.000Z"
      }
    },
    {
      "index": 1,
      "success": false,
      "error": "Customer not found"
    }
  ]
}