curl --request GET \
  --url https://realtime-api.voiceflow.com/v1/stable/environment/<environmentAlias>/diff \
  --header 'Authorization: Bearer <token>'

const response = await fetch('https://realtime-api.voiceflow.com/v1/stable/environment/<environmentAlias>/diff?projectID=<projectID>', {
  method: 'GET',
  headers: {
    Authorization: 'Bearer <token>',
  },
});
const data = await response.json();

import requests

response = requests.get(
    'https://realtime-api.voiceflow.com/v1/stable/environment/<environmentAlias>/diff?projectID=<projectID>',
    headers={'Authorization': 'Bearer <token>'},
)
data = response.json()

vf environment diff --environment-alias <environmentAlias> --project-id <projectID>