curl --request PATCH \
  --url https://api.factory.ai/api/v0/machines/templates/{templateId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "environmentVariables": [
    {
      "key": "<string>",
      "value": "<string>"
    }
  ],
  "userEnvironmentVariables": [
    {
      "key": "<string>",
      "value": "<string>"
    }
  ],
  "setupScript": "<string>"
}
'

{
  "templateId": "<string>",
  "repoUrl": "<string>",
  "templateName": "<string>",
  "defaultBranch": "<string>",
  "createdBy": "<string>",
  "createdAt": 123,
  "buildStatus": {
    "status": "building",
    "failureReason": "setup_script_error",
    "buildStartedAt": 123,
    "builtAt": 123,
    "logs": "<string>"
  },
  "lastUpdatedAt": 123,
  "environmentVariables": [
    {
      "key": "<string>",
      "value": "<string>"
    }
  ],
  "userEnvironmentVariablesByUser": [
    {
      "key": "<string>",
      "value": "<string>"
    }
  ],
  "setupScript": "<string>"
}