Changes to List scraper requests

for the query request parameter limit, default value was changed from 100 to 50

for the query request parameter limit, the max was decreased from 1000.00 to 200.00

removed the required property ok from the response with the 200 status

changed the pattern of the query request parameter cursor from ^[\s\S]{0,8192}$ to ^[\s\S]{1,512}$

added the required property nextActions to the response with the 200 status

added the required property requests/items/agentInstruction to the response with the 200 status

added the required property requests/items/costUsdMicros to the response with the 200 status

added the required property requests/items/errorMessage to the response with the 200 status

added the required property requests/items/estimatedCostUsdMicros to the response with the 200 status

added the required property requests/items/resultCount to the response with the 200 status

added the required property requests/items/resultsUrl to the response with the 200 status

added the required property requests/items/updatedAt to the response with the 200 status

endpoint added