curl --request POST \
  --url https://api.embedreach.com/api/segments \
  --header 'Content-Type: application/json' \
  --data '{
  "name": "<string>",
  "description": "<string>",
  "conditions": [
    {
      "field": "userId",
      "value": [
        "<string>"
      ],
      "operator": "equals"
    }
  ],
  "type": "custom"
}'

{
  "success": true,
  "message": "<string>",
  "data": {
    "id": "<string>",
    "name": "<string>",
    "description": "<string>",
    "createdAt": "<string>",
    "type": "all_users"
  }
}