curl --request POST \
  --url 'https://api.flashcat.cloud/channel/unsubscribe/rule/update?app_key=' \
  --header 'Content-Type: application/json' \
  --data '
{
  "channel_id": 1001,
  "rule_id": "6621b23f4a2c5e0012ab34cf",
  "rule_name": "Drop test alerts",
  "filters": [
    [
      {
        "key": "labels.env",
        "oper": "IN",
        "vals": [
          "test"
        ]
      }
    ]
  ]
}
'

{
  "request_id": "01HK8XQE3Z7JM2NTFQ5YJ8P9R4",
  "data": {}
}