Retrieve an scheduler rule

curl --request GET \
  --url https://api.syntage.com/schedulers/rules/{id} \
  --header 'X-API-Key: <api-key>'

{
  "@context": "/contexts/SchedulerRule",
  "@id": "/schedulers/rules/91106968-1abd-4d64-85c1-4e73d96fb997",
  "@type": "SchedulerRule",
  "id": "e0a24894-7fbf-48ae-bfb0-efaae30a6319",
  "scheduler": "Daily Invoices Scheduler",
  "extractor": "invoice",
  "options": {
    "types": [
      "I",
      "E",
      "P"
    ],
    "period": {
      "from": "2020-01-01T00:00:00.000Z",
      "to": "2020-03-31T23:59:59.000Z"
    }
  },
  "cronExpression": "@daily",
  "nextRunDate": "2020-01-01T12:15:00.000Z",
  "createdAt": "2020-01-01T12:15:00.000Z",
  "updatedAt": "2020-01-01T12:15:00.000Z"
}