Update a customer

curl --request PATCH \
  --url https://api.sandbox.getasset.com/v0/business/{business_id}/customers/{customer_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "email": "<string>",
  "billing_address": {
    "street_1": "<string>",
    "city": "<string>",
    "state": "<string>",
    "postal_code": "<string>",
    "country": "<string>",
    "street_2": "<string>"
  },
  "shipping_address": {
    "street_1": "<string>",
    "city": "<string>",
    "state": "<string>",
    "postal_code": "<string>",
    "country": "<string>",
    "street_2": "<string>"
  },
  "phone_number": "<string>"
}
'

{
  "data": {
    "name": "<string>",
    "id": "<string>",
    "external_id": "<string>",
    "email": "<string>",
    "billing_address": {
      "street_1": "<string>",
      "city": "<string>",
      "state": "<string>",
      "postal_code": "<string>",
      "country": "<string>",
      "street_2": "<string>"
    },
    "shipping_address": {
      "street_1": "<string>",
      "city": "<string>",
      "state": "<string>",
      "postal_code": "<string>",
      "country": "<string>",
      "street_2": "<string>"
    },
    "phone_number": "<string>"
  }
}