/**
 * A rpc call is represented by sending a Request object to a Server.
 */
export interface RpcRequest<TMethod, TParam = any> {
    /**
     * A String specifying the version of the JSON-RPC protocol. **MUST** be exactly "2.0".
     */
    jsonrpc: '2.0';
    /**
     * A String containing the name of the method to be invoked.
     */
    method: TMethod;
    /**
     * A Structured value that holds the parameter values
     * to be used during the invocation of the method.
     */
    params?: TParam;
    /**
     * An identifier established by the Client that **MUST** contain a `String`, `Number`,
     * or `NULL` value if included.
     * If it is not included it is assumed to be a notification.
     * The value **SHOULD** normally not be Null and Numbers **SHOULD NOT** contain fractional parts
     */
    id?: string | number | null;
}