Get a list of feature flags

[
  {
    "default_variant": {
      "type": "basic",
      "value": "string"
    },
    "description": "This is a new feature flag",
    "enabled": true,
    "event_name": "feature_flag_event",
    "id": "123e4567-e89b-12d3-a456-426614174000",
    "metadata": {
      "property1": null,
      "property2": null
    },
    "name": "New Feature",
    "slug": "new-feature",
    "targetings": [
      {
        "name": "Targeting Rule 1",
        "rule": "user.group == 'beta'",
        "type": "basic",
        "variant": "string"
      }
    ],
    "type": "boolean",
    "variants": [
      {
        "description": "string",
        "name": "string",
        "value": null
      }
    ]
  }
]

{
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "string",
      "message": "string",
      "value": null
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example"
}

{
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "string",
      "message": "string",
      "value": null
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example"
}

{
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "string",
      "message": "string",
      "value": null
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example"
}