# Update/create customers bulk

Endpoint: POST /customers/bulk
Version: 1.0.0
Security: M2X_auth_application

## Request fields (application/json):

  - `id` (string, required)

  - `customer` (object, required)

  - `customer.name` (string, required)
    Example: "My customer"

  - `customer.externalId` (string)
    Rapid searchable id for front end users
    Example: "C123"

  - `customer.integrationId` (string)
    Customer Integration Id
    Example: "123-123-123"

  - `customer.postalAddress` (string)
    Address used to differentiate similar customers in the front end
    Example: "40 test street"

  - `customer.email` (string)
    Example: "email@test.com"

  - `customer.contactFirstName` (string)
    Example: "Joe"

  - `customer.contactLastName` (string)
    Example: "Blog"

  - `customer.businessPhone` (string)
    Example: "000 000 00"

  - `customer.businessMobilePhone` (string)
    Example: "000 000 00"

  - `customer.disabled` (boolean)
    Whether the customer is searchable in the front end

  - `customer.onHold` (boolean)

## Response 200 fields (application/json):

  - `success` (boolean)
    Example: true

  - `batchId` (string)
    Example: "ABC123"

## Response 400 fields (application/json):

  - `message` (string)
    Example: "missing data"