Search Archive API allows you to fetch searches created with our API. Searches don't have to be completed to be retrieved. Search status can be Queued, Processing, Success, or an error. You can retrieve the html, or the json of your search up to 31 days after the search has been completed.
You can query https://serpapi.com/searches/{search_id} using a GET request with these parameters:
GET
https://serpapi.com/searches/5b50d58a304bda2fca30bac9.json?api_key=SECRET_API_KEY
Pixel Position API can be performed on archive searches by setting the output to json_with_pixel_position.
GET
https://serpapi.com/searches/5b50d58a304bda2fca30bac9.json_with_pixel_position?api_key=SECRET_API_KEY