curl --request GET \
  --url https://tenant.chronosphere.io/api/v1/config/muting-rules/{slug} \
  --header 'API-Token: <api-key>'

{
  "muting_rule": {
    "name": "<string>",
    "comment": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "ends_at": "2023-11-07T05:31:56Z",
    "label_matchers": [
      {
        "name": "<string>",
        "type": "EXACT",
        "value": "<string>"
      }
    ],
    "slug": "<string>",
    "starts_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z"
  }
}