> Fetch clean Markdown by appending `.md` to any page URL under https://signalwire.com/docs or requesting it with the HTTP header `Accept: text/markdown`. The root index at https://signalwire.com/docs/llms.txt lists the available documentation indexes. # JSONRPCResponse > Union of JSON-RPC success and error response shapes. ```ts type JSONRPCResponse = JSONRPCSuccessResponse | JSONRPCErrorResponse ``` ## **Type Parameters** | Type Parameter | Default type | | -------------- | ------------ | | `TResult` | `unknown` | > Union of JSON-RPC success and error response shapes.