curl --request PATCH \
  --url https://api.salesbricks.com/api/v2/customers/{customer_id} \
  --header 'Content-Type: application/json' \
  --header 'X-SALESBRICKS-KEY: <api-key>' \
  --data '
{
  "name": "<string>",
  "external_id": "<string>",
  "address": {
    "line_1": "<string>",
    "line_2": "<string>",
    "city": "<string>",
    "region": "<string>",
    "zip": "<string>",
    "country": "<string>"
  },
  "stripe_customer_id": "<string>"
}
'

{
  "customer_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "subscriptions": [
    {
      "subscription_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "status": "ACTIVE",
      "name": "<string>",
      "starts_at": "2023-12-25",
      "ends_at": "2023-12-25"
    }
  ],
  "external_id": "<string>",
  "address": {
    "line_1": "<string>",
    "city": "<string>",
    "region": "<string>",
    "zip": "<string>",
    "country": "<string>",
    "line_2": "<string>"
  },
  "stripe_customer_id": "<string>"
}