Google App Script - Send POST Request & Save Response Google Sheet Addon

Project Description: 1. What Is The Job? - I am looking for an EXPERIENCED Google App Script programmer to develop a script for Google Sheets. 2. What Does Script Need To Do? - Create HTML Sidebar for user data entry options listed below - User inputs Raw JSON code (can’t use ImportJSON url) - Use JSON key names to create and append columns to an existing sheet - POST webhook including information from row cells to a 3rd party API - Receive webhook response which includes base64 HTML blob - Save blob as a public image file in Google Drive (user can create a new folder or select an existing folder to save the file(s) - Append new file URL to the end of row 3. Time Requirements - This is a rush job and must be completed as soon as possible. - If you are not available to work immediately on this project, do not apply [login to view URL] Stuff: - Plugin MUST work in a Google Workspace as well as Google personal account environments - I own the entire source code to this project and all copyrights and trademarks - Code should be well commented - You must be available for support and future updates (if needed) If you want to be considered for this job, you MUST add the word "Gigabone" at the beginning of your application. You must be experienced with Google App Scripts, Google Sheets, complete projects in a timely manner, communicate regularly, and be available for future updates and support. If this is not you, please do not apply for this job. As stated above, this is a rush job and must be completed as soon as possible. If you are not available to work immediately on this project, do not apply for this job. This job may lead to a longer-term project based on your performance. Please show me your portfolio of developing similar projects or help to maintain similar projects.