When importing the JSON results, if Test Execution key mentioned incorrect, it should give an error without creating a new Test Execution

Description:

When importing the JSON results, if Test Execution key mentioned incorrect, it should give an error without creating a new Test Execution 

How to reproduce

1. Use the REST API-https://xray.cloud.getxray.app/api/v1/import/execution to import the results for Existing Test and Test Execution.
2. Mention the Test execution key incorrectly.
3. 

Actual result/Attachments

API creating a new Test Execution and import the results

Expected result

It should give an error about the wrong Test execution key.