{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "definitions": {
    "PermissionPresetId": {
      "description": "A built-in permission-mode preset that app clients can confirm.",
      "enum": [
        "auto",
        "full-access",
        "read-only",
        "guardian-approvals"
      ],
      "type": "string"
    }
  },
  "description": "Request sent to app clients when a model asks to switch permission modes.\n\nClients should open their local permission picker with the requested preset preselected, allowing the user to accept it or choose a different preset.",
  "properties": {
    "itemId": {
      "type": "string"
    },
    "preset": {
      "$ref": "#/definitions/PermissionPresetId"
    },
    "reason": {
      "type": [
        "string",
        "null"
      ]
    },
    "threadId": {
      "type": "string"
    },
    "turnId": {
      "type": "string"
    }
  },
  "required": [
    "itemId",
    "preset",
    "threadId",
    "turnId"
  ],
  "title": "PermissionPresetRequestApprovalParams",
  "type": "object"
}