fix: fix requests and response bodies for Jobs feature

[chimaihueze]

Description

This PR addresses the issues related to the request and response bodies in the Jobs feature. The following changes have been made:

Request Body Fixes: Corrected the structure and fields in the request bodies to align with the updated API schema. Response Body Fixes: Updated the response bodies to ensure consistent and accurate data representation as per the latest specifications. Validation:Added validation to ensure that the request bodies meet the required criteria before processing.

Closes #issue_number_here

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