{
    "type": "object",
    "properties": {
        "ok": {
            "type": "boolean"
        },
        "result": {
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "message_id": {
                        "type": "integer"
                    },
                    "chat": {
                        "type": "object",
                        "properties": {
                            "id": {
                                "type": "integer"
                            },
                            "username": {
                                "type": "string"
                            },
                            "type": {
                                "type": "string"
                            },
                            "first_name": {
                                "type": "string"
                            }
                        },
                        "required": [
                            "id",
                            "type"
                        ]
                    },
                    "date": {
                        "type": "integer"
                    },
                    "photo": {
                        "type": "array",
                        "items": {
                            "type": "object",
                            "properties": {
                                "file_id": {
                                    "type": "string"
                                },
                                "file_unique_id": {
                                    "type": "string"
                                },
                                "file_size": {
                                    "type": "integer"
                                },
                                "width": {
                                    "type": "integer"
                                },
                                "height": {
                                    "type": "integer"
                                }
                            },
                            "required": [
                                "file_id",
                                "file_unique_id",
                                "file_size",
                                "width",
                                "height"
                            ]
                        }
                    },
                    "caption": {
                        "type": "string"
                    },
                    "from": {
                        "type": "object",
                        "properties": {
                            "id": {
                                "type": "integer"
                            },
                            "is_bot": {
                                "type": "boolean"
                            },
                            "first_name": {
                                "type": "string"
                            },
                            "username": {
                                "type": "string"
                            }
                        },
                        "required": [
                            "id",
                            "is_bot",
                            "first_name",
                            "username"
                        ]
                    }
                },
                "required": [
                    "message_id",
                    "chat",
                    "date"
                ]
            }
        }
    },
    "required": [
        "ok",
        "result"
    ],
    "version": 1
}