curl --request GET \
  --url https://{cluster}.voucherify.io/v1/customers/{customerId}/segments \
  --header 'Authorization: Bearer <token>' \
  --header 'X-App-Id: <api-key>' \
  --header 'X-App-Token: <api-key>'

{
  "object": "list",
  "data_ref": "data",
  "data": [
    {
      "id": "seg_DNAOhUtJffvX0f57ajLMFBYR",
      "name": "area code not 123",
      "object": "segment"
    },
    {
      "id": "seg_IPIYx96l92Op0Sy5MOaImhgw",
      "name": "not bob.smith@email.com",
      "object": "segment"
    },
    {
      "id": "seg_1wc52c5z6r1kQ81brO8j9Hk2",
      "name": "Birthday After Dec 31",
      "object": "segment"
    },
    {
      "id": "seg_ZEbbT4mq1ePpM9PzR02lcww2",
      "name": "Start with S",
      "object": "segment"
    },
    {
      "id": "seg_WJv55MbzQwnr56ttJ2xUrSgt",
      "name": "Loyalty Card",
      "object": "segment"
    }
  ],
  "total": 5
}