{
    "get": {
        "tags": [
            "Transactions"
        ],
        "summary": "Get all transactions with optional filtering",
        "description": "Retrieve transactions with various filter options including account ID, type, channel, etc.",
        "operationId": "getTransactions",
        "parameters": [
            {
                "name": "account_id",
                "in": "query",
                "description": "Filter by account ID",
                "required": false,
                "schema": {
                    "type": "string"
                },
                "example": "ACC456"
            },
            {
                "name": "type",
                "in": "query",
                "description": "Filter by transaction type",
                "required": false,
                "schema": {
                    "type": "string"
                },
                "example": "PAYMENT"
            },
            {
                "name": "channel",
                "in": "query",
                "description": "Filter by channel",
                "required": false,
                "schema": {
                    "type": "string"
                },
                "example": "MOBILE"
            },
            {
                "name": "start_date",
                "in": "query",
                "description": "Filter by start date (ISO format)",
                "required": false,
                "schema": {
                    "type": "string",
                    "format": "date-time"
                },
                "example": "2023-01-01T00:00:00Z"
            },
            {
                "name": "end_date",
                "in": "query",
                "description": "Filter by end date (ISO format)",
                "required": false,
                "schema": {
                    "type": "string",
                    "format": "date-time"
                },
                "example": "2023-12-31T23:59:59Z"
            }
        ],
        "responses": {
            "200": {
                "description": "Successful operation",
                "content": {
                    "application/json": {
                        "schema": {
                            "$ref": "../schemas/TransactionsResponse.json"
                        }
                    }
                }
            },
            "400": {
                "description": "Invalid request"
            },
            "500": {
                "description": "Internal server error"
            }
        }
    }
}