{
  "operationId": "post-subscription-feature",
  "method": "POST",
  "path": "/configs/{configId}/notification/subscription/{feature}",
  "summary": "Subscribe or unsubscribe to recommendation emails",
  "requestExamples": [
    {
      "contentType": "application/json",
      "example": {
        "action": "subscribe",
        "emails": [
          "subscriber1@email.example.com",
          "subscriber2@email.example.com",
          "subscriber3@email.example.com"
        ]
      }
    }
  ],
  "responseExamples": [
    {
      "status": "400",
      "contentType": "application/problem+json",
      "name": "email-validation-errors",
      "example": {
        "$ref": "../examples/400-subscription-email-validation-errors.json"
      }
    },
    {
      "status": "400",
      "contentType": "application/problem+json",
      "name": "invalid-action",
      "example": {
        "$ref": "../examples/400-subscription-invalid-action.json"
      }
    },
    {
      "status": "403",
      "contentType": "application/problem+json",
      "name": "no-config",
      "example": {
        "$ref": "../examples/403-subscription-no-config-access.json"
      }
    },
    {
      "status": "403",
      "contentType": "application/problem+json",
      "name": "no-feature-scope",
      "example": {
        "$ref": "../examples/403-subscription-no-feature-scope.json"
      }
    },
    {
      "status": "404",
      "contentType": "application/problem+json",
      "example": {
        "detail": "The requested resource is not found",
        "instance": "https://problems.luna.akamaiapis.net/appsec/error-instances/d54686b5-21cb-4ab7-a8d6-a92282cf1749",
        "status": 404,
        "title": "Not Found",
        "type": "https://problems.luna.akamaiapis.net/appsec/error-types/NOT-FOUND"
      }
    }
  ]
}