json mashal instead of struct in body

api/fiscal.go

@@ -8,10 +8,16 @@ import (
 )
 
 func (c *Client) executeRequest(ctx context.Context, request FiscalRequest, response interface{}) error {
+	reqJson, err := json.Marshal(request)
+	if err != nil {
+		return fmt.Errorf("failed to marshal request: %w", err)
+	}
+	fmt.Println(string(reqJson))
+
 	resp, err := c.resty.R().
 		SetContext(ctx).
 		SetHeader("Authorization", c.token).
-		SetBody(request).
+		SetBody(reqJson).
 		Post(c.apiBaseURL + "/fiscal/execute")
 
 	if err != nil {