curl --request POST \
  --url https://api.cloud.flexprice.io/v1/customers \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '{
  "address_city": "<string>",
  "address_country": "<string>",
  "address_line1": "<string>",
  "address_line2": "<string>",
  "address_postal_code": "<string>",
  "address_state": "<string>",
  "email": "<string>",
  "external_id": "<string>",
  "metadata": {},
  "name": "<string>"
}'

{
  "address_city": "<string>",
  "address_country": "<string>",
  "address_line1": "<string>",
  "address_line2": "<string>",
  "address_postal_code": "<string>",
  "address_state": "<string>",
  "created_at": "<string>",
  "created_by": "<string>",
  "email": "<string>",
  "environment_id": "<string>",
  "external_id": "<string>",
  "id": "<string>",
  "metadata": {},
  "name": "<string>",
  "status": "published",
  "tenant_id": "<string>",
  "updated_at": "<string>",
  "updated_by": "<string>"
}