Retrieves a model task with the given ID.
The ID of the task to retrieve.
OK
Base JSON-RPC 2.0 message.
JSON-RPC protocol version, always '2.0'.
请求/响应 ID,由客户端生成或服务器透传;可为字符串、整数或 null。
The task object returned in JSON-RPC result.
JSON-RPC error object.