import requests

url = "http://api/apollo/templates/index-pipelines/{templateId}"

response = requests.get(url)

print(response.text)

{
  "id": "<string>",
  "stages": [
    {
      "type": "<string>",
      "id": "<string>",
      "skip": false,
      "label": "<string>",
      "condition": "<string>"
    }
  ],
  "properties": {}
}