Implement paypal payment gateway phpроботи

I need to write a program based on the STM32F4 microcontroller and the NFC chip ST25R3916 or ST25R3911B. The program should implement work with the phone (Android and IOS) and work with NFS cards. The program is required to be able to read data from physical cards and to transmit and receive data from the phone (NFC TAG or NDEF messages).

Для нашого онлайн магазину шукаємо PHP розробника фрілансера Маємо два цікаві проекти. Завдання: Шукамо фрілансера для розвитку наших веб-магазинів електронної комерції за допомогою найсучасніших веб-технологій для різних пристроїв (мобільних, планшетів) Профіль: • Хороші знання з програмного забезпечення (об'єктно-орієнтований дизайн, шаблони проектування, тестування) • самостійна робота та вирішення проблем • високий рівень мотивації • Досвід роботи з PHP, Symfony, Laravel або Zend, є перевагою • Вільне володіння німецькою чи англійською мовами • Дуже хороші знання PHP, MySQL та JavaScript • Добре знання HTML (5) та CSS (3)

Доброго дня! Є сайт() на Wordpress (Woocomerce+Wcfm marketplace) і я хотів би реалізувати liqpay checkout метод оплати на данній платформі. Ось мануали як можна кастомізувати WCFM плагін у частині оплати:

Потрібно поступово (по частинах) переписати застарівший самописний PHP інтернет-магазин з асортиментом декілька тисяч товарів на фреймворк Django, розширюючи його теперішній функціонал. Обов'язково: - попередній досвід веб-розробки на Django; - досвід створення RESTful API; - розуміння PHP. Бажано: - досвід на подібних проектах в ролі Senior; - досвід роботи з Flask; - досвід роботи з Vue.js; - досвід роботи з PostgreSQL.

needs to be finalized - add btc, payeer, perfect money, yandex money, visa / mastercard, pay pal payment methods. And also to add the calculator of interest calculation concerning the purchased investment packages by the client (so that the client can see the purchased package and accruing on it depending on the elapsed time and for the current period after payment in his own office). Change the site's payment currency to dollars, euros, rubles, pounds. The project budget is 50 Euros, but we can discuss.

Щомісячна оплата перекладачів з англійської мови в Україну Ми шукаємо українських перекладачів для довгострокових відносин. Виплачуватимуться щомісяця. Дякую.

Рекламна агенція Афіша Прикарпаття шукає PHP-програміста для виправлення технічних помилок на сайті ap.if.ua. Сайт написано за допомогою фреймворку Laravel, попередній програміст пояснить всі технічні деталі. Приблизна вартість всіх виправлень на сайті - 10000 грн. Можливо будуть добавлятись нові пункти, за додаткову оплату. Якщо працювати 5 днів в тиждень то все можна закінчити приблизно за пару тижнів, залежить від ваших навичок. Нам потрібна тільки людина з Івано-Франківська(та області) для того, щоб ми могли зустрічатись в офісі Афіша Прикарпаття, також при необхідності можливе виділення робочого місця.

We need a specialist who can rewrite the payment module I need to integrate Westernband with the BigCommerce platform. Westernbid is an intermediary for getting payments through PayPal Westernbed provides data specification.

Доброго дня. Я партнер міжнародної IT-компанії, яка займається розробкою додатків та сайтів (від звичайних лендінгів до повноцінних адмін-сторінок) для американського ринку. Ми шукаємо працьовитих і готових до навантаження PHP девелоперів. У команді мало людей, тож усі мають достатньо роботи і справді дружні між собою. Майже усі наші працівники з України, тож проблем з комунікацією немає. Більшість контактів будуть здійснюватись через менеджерів компанії та мене, тож безпосередній контакт з клієнтами англійською буде відсутній. Однак володіння англійською хоча б на простому розмовному рівні потрібне, оскільки мій парнер по бізнесу - американець, і комунікація з ним у вас буде. Розпочати роботу ви зможете після кількох етапів відбору (тест на навики та коротка скайп-розмова) та р...

Необхідно створити бібліотеку сорців (С++ / С) для викорстання в проектах прошивок для ESP-8266 ESP-14. Наявне обладнання: 1. ESP-8266 ESP-14 2. Камера OV7670 3. Реґістр 4HC165D Реґістр потрібен для перетворення паралельного інтерфейсу ...флеш пам'ять ESP. Необхідно використати DMA контролер ESP. ============================= A source library (C++ / C) for using in projects for ESP-8266 ESP-14 is requested to develop. Equipment: 1. ESP-8266 ESP-14 2. Camera OV7670 3. Register 4HC165D Register is used for converting of parallel interface of the camera to serial interface for ESP connection. The library should implement functionality for storing single snapshot from camera to flash memory on ESP. Using of DMA on ESP is expected.

Я маю довгострокову роботу, яка пов'язана з нашим попереднім проектом 'Change Framework CMS from Shopify to Prestashop - PHP, HTML, CMS, SQL'

...Server -Domain -SSL Certificate -Antivirus -CMS License -Programming -SEO -SMM -Reklam (Ads) -Payment Gateway -Tools -PR Checker -ТИЦ Checker -SEO Checker -SMM Checker -Site cost 3. Portfolio 4. Partners -Our Partners -Affiliate program 5. Top Site -News -Portals -Hosting -Online Shopping -Ads -Payment Gateway -Web Studio -Music -Video -Services -Hotels -.....i am add next... 6. Downloads ...

...Flutterflow and the only work need to be done is getting streaming response from the backend and when source button is clicked needs to display/highlight the same in the pdf viewer. I will also be working alongside Budget: 100 dollars, timeframe 3 days, let me know if you are interested Specific features to include in the app: - Basic chat functionality to allow users to send and receive messages -implement PDFviewer system and highlight relevant chunks Design: - A design for the app is ready and will be provided to the developer. Timeline: - The expected timeline for this project is less than one week. Skills and experience required: - Experience in Flutterflow development - Strong knowledge of Flutter and Dart programming languages - Familiarity with chat application develo...

As the project owner, I am urgently seeking experienced PHP developers to enhance the capabilities of multiple open source projects. The exact projects requiring development haven't been specified, but the key components will include: Brief description: Members can also upload items (only to designated columns set by administrators). Assumption: The administration will set up a category column—Card Trading. Members who log in can upload related items to sell, but only to that column; they cannot upload to other columns. Let's break it down step by step: User Column: Modify the administrator's product management template. The administrator will set up a category, such as the Card Trading Market. Then, all items uploaded by users will be categorized under th...

I'm in need of an experienced and creative freelancer to help me with my Instagram project. The primary goal of this project is marketing, so a strong background in digital marketing and social media is essential. Key Responsibilities: - Develop and implement a strategic marketing plan on Instagram - Regularly update the page with engaging and relevant content - Engage with customers and followers in a meaningful way - Utilize Instagram features to their full potential - Run ads -Result driven work Ideal Candidate: - Proven experience in social media marketing - Strong understanding of Instagram and its features - Excellent communication and engagement skills - Creative and innovative approach to content creation - Previous success in increasing brand awareness and customer ...

...subscription models. Key Requirements: - The website is currently based upon an existing template but needs additional work with a clear and user-friendly layout, ensuring that the target audience can easily find the information they need. - Creation of an additional 5-6 pages (all content supplied) - Clean up of existing 6 pages - Restructure of pricing plans and formatting of pricing options - Implement a contact form for potential clients or partners to get in touch easily. - Integrate a subscription sign-up feature to allow interested visitors to receive newsletters or updates. Ideal Skills and Experience: - Proven experience in designing informational websites - Understanding of user experience and user interface design - Proficiency in implementing contact forms and s...

I'm seeking a skilled JavaScript developer to assist in the optimization and thorough testing of my code. Key Requirements: - Proficient in JavaScript, with a solid understanding of function testing and error handling. - Experience in identifying and optimizing performance issues in JavaScript code. - Ability to create and implement robust test cases. Your responsibilities: - Conduct in-depth testing for my existing functions. - Identify potential performance issues and suggest solutions. - Build upon the existing test cases to ensure a comprehensive coverage of the codebase. Ideal candidates will be able to enhance my code and ensure its reliability.

I'm looking for a skilled developer to build an e-commerce website for me using Shopify as the platform. The main requirement for this project is to integrate a payment gateway into the site. Key requirements: - Develop a fully functional e-commerce site using Shopify - Implement a secure and efficient payment gateway system Ideal Skills: - Proficient in Shopify development - Experience in integrating payment gateways - Strong understanding of e-commerce best practices - Attention to detail and quality assurance If you have previous experience with similar projects, I'd love to hear from you. Please provide examples of your previous work and an estimated timeline for completion.

I'm looking for a skilled web developer to help create a full-fledged e-commerce website for my business. Key Requirements: - Development of a user-friendly and visually appealing e-commerce platform. - Payment gateway integration (PayPal, Stripe or Square). - Ensuring the site's design is responsive and mobile friendly. - Implementation of essential e-commerce features such as cart, checkout, and product pages. I'd like this project to be completed within a month, so I'm looking for someone who can work efficiently and effectively. Experience with similar projects and a solid portfolio are a definite plus.

I need an experienced developer to incorporate a "to-do" function within an existing iOS and Android Firebase chat application. The requirements are as follows: - Must work seamlessly on both iOS and Android platforms. - A design for the feature has already been prepared, which needs to be precisely implemented. - The feature should enable users to add and manage single ...Android platforms. - A design for the feature has already been prepared, which needs to be precisely implemented. - The feature should enable users to add and manage single tasks. The ideal candidate should have experience with Firebase, iOS and Android development, and a history of integrating new features into existing apps. Understanding user interface design would be a plus, to accurately implement...

I'm in need of an experienc...The primary goal of this app is to facilitate the sales of products. Key Features: - E-commerce Functionality: This app should be designed to allow users to easily browse and purchase products through a user-friendly interface. - Payment Integration: The app should be integrated with PayPal and Credit/Debit Card processing for seamless and secure transactions. The ideal candidate for this project should have: - Proven experience in Android app development, particularly in e-commerce. - Strong understanding of payment integration systems, especially with PayPal and Credit/Debit Cards. - A portfolio demonstrating past successful e-commerce app projects. If you are confident in your ability to deliver on these requirements, I...

I am looking for a skilled Android developer to create an eCommerce app. This app will have the ability to process payments via credit cards and...process payments via credit cards and feature user accounts for simple login purposes. Key requirements: - Develop an Android eCommerce app - Integrate credit card payment functionality - Implement user accounts with simple login Ideal skills and experience: - Proficient in Android app development - Experience with eCommerce app development - Knowledge of integrating credit card payment gateways - Familiar with user account management in apps - Prior experience in creating secure, user-friendly apps In your bid, please include examples of your previous eCommerce app work and any relevant experience you have with credit c...

...the different noises from the image. Also as json MS3 now detect faces and identify the noises and sharpness/bluryness of the faces. Also as json MS4: rest will be discusses and agreed mutually Budget? will not be disclosed, place your best bid to get considered Payment? - you estimate in a WBS (optimistic, expected, pessimistic, where optimistic < expected < pessimistic) after getting the task - we discuss about clearances and effort - we mutually agree to effort - we assign you the task after mutually agreed - you implement, test and deliver - you provide also unit /integration tests to ensure code is always working - you document each required step to make interaction of systems to work - we test on our premise (you maybe help to fix issues) - we pay (basical...

I need an expert in Solana blockchain technology who understands the dynamics of DEXs to implement a Telegram-based snipe bot. Its primary function will be to quickly execute buy orders for new tokens listed on Solana DEXs. I am flexible regarding the choice of DEXs the bot will operate on. Key Responsibilities: - Design and implement a robust, reliable snipe bot that can efficiently place buy orders on Solana DEXs. - The bot should be controlled via Telegram. - Develop a system within the bot to follow certain criteria for selecting the tokens to buy. Skills & Experience: - Proven experience in Solana blockchain, including creating and using bots. - Proficiency in integrating Telegram bots. - Capable of developing complex selection criteria algorithms for...

本项目旨在开发一个基于 和 MDX 的互动学习网站。我们的目标是实现一个翻转卡片选择题组件，以增强用户的学习体验。该组件将嵌入到由 Contentlayer 处理的 MDX 文件中，并能够加载自定义 React 组件。 This project aims to develop an interactive learning website based on and MDX. Our goal is to implement a flip card quiz component to enhance the user's learning experience. This component will be embedded into MDX files processed by Contentlayer and will be capable of loading custom React components.

, want to customize this by removing features and adding other features. bid only if you can do it

I'm looking for a skilled developer to build an e-commerce website for me using Shopify as the platform. The main requirement for this project is to integrate a payment gateway into the site. Key requirements: - Develop a fully functional e-commerce site using Shopify - Implement a secure and efficient payment gateway system Ideal Skills: - Proficient in Shopify development - Experience in integrating payment gateways - Strong understanding of e-commerce best practices - Attention to detail and quality assurance If you have previous experience with similar projects, I'd love to hear from you. Please provide examples of your previous work and an estimated timeline for completion.

...Efficient Inventory Management: Adequate inventory management is crucial to ensure seamless order processing. A Shopify expert who can streamline this process is highly desired. - Payment Gateway Integration: We are looking to integrate a variety of payment gateways to ensure a smooth transaction process for our customers. Ideal Skills and Experience: - Extensive experience with Shopify development, particularly in the area of website redesigns. - Strong understanding of e-commerce and B2B website requirements. - Proven track record of improving user experience and conversion rates. - Familiarity with payment gateway integrations and inventory management. If you have a portfolio that showcases your work in similar projects, I would love to review it....

We need a Facebook Community Moderator for a 7K-member group - POD (print-on-demand) brand. Responsibilities: - Build close relationships with the members, able to collect their insights via community - Implement the community moderation strategy, ensuring its effectiveness - Create attractive content to boost the engagement rate - Regularly review posts, comments, and media shared within the Facebook group to ensure they adhere to community guidelines and standards. - Collaborate closely with other moderators, administrators, and relevant teams to align efforts, share insights, and coordinate initiatives aimed at enhancing customer engagement and satisfaction. - Analyze group metrics, engagement levels, and member feedback to identify trends, opportunities, and areas for improv...

We are seeking a freelancer with expertise in networking and cybersecurity to help implement IP rotation for our business. The purpose of IP rotation is to enhance testing capabilities, collect data from diverse sources, and improve security measures. This project requires: - Configuring IP rotation protocols (e.g., SOCKS proxies) to rotate IP addresses at specified intervals. - Managing IP ranges and ensuring seamless connectivity for business operations. - Implementing security measures to protect data and comply with industry regulations. - Providing documentation and training on IP rotation procedures. We emphasize that IP rotation is for legitimate business purposes and complies with all applicable laws and regulations. Interested freelancers should have experience with IP r...

I'm looking to open a personal account with a specific focus on online banking. Particular features I require include: - Mobile check deposits - Bill pay services - Money transfers Ideal candidates for this project should have ample experience working in personal banking and financial services. They should also have a thorough understan...features I require include: - Mobile check deposits - Bill pay services - Money transfers Ideal candidates for this project should have ample experience working in personal banking and financial services. They should also have a thorough understanding of online banking features, such as mobile check deposits, bill pay services and money transfers. Having technical knowledge to effectively implement these services will be crucial to pro...

I need a WordPress site built, replicating the functionality of https://constructionkart.in. This is an e-commerce website that sells con...purchase. - User registration and login mechanisms to enable easy sign-up and returning customer access. - A product search feature for quick item locating. - Product filtering to allow users to narrow down their search based on specific criteria. - A payment gateway integration for seamless and secure online transactions. Ideal freelancers for this job should have: - Proficiency in WordPress, with experience in creating e-commerce sites. - Strong understanding of UX/UI design to ensure the website is user-friendly. - Familiarity with integrating payment gateways. - Ability to replicate the mentioned functionalities from the refer...

...our development team, you will be responsible for executing the provided designs into a fully functional ecommerce platform. This role is crucial as we are currently managing multiple projects and require additional expertise to meet our delivery timelines. Key Responsibilities: - Develop and deploy a webstore using our custom NopCommerce template, adhering closely to the provided mockups. - Implement the front-end and back-end aspects of the webstore to ensure a seamless user experience and efficient backend processing. - Test and troubleshoot any issues that arise during the development phase to ensure a smooth launch. - Collaborate with the project team to understand requirements and deliver solutions that align with our business goals. Qualifications: - Proven experience...

...maintenance recommendations. Requirements: - Develop a Python program capable of converting video to images and image enhancement through filter and noise reduction. - It should capable of labeling of images and recognizing various surface defects including cracks, wear, corrosion, fractures, head-checks, wheel burns, rolling contact fatigue (RCF) defects, spells, squats, shelling, and flaking. - Implement real-time alerting mechanisms for identified defects to promptly inform maintenance teams. - Provide detailed analysis of detected defects, including type, severity (defect length/ area), and specific location along the track. - Generate track maintenance recommendations based on defect analysis to guide repair prioritization and scheduling. Ideal Skills and Experience: - Pr...

...are in need of a skilled Laravel developer to complete and enhance our educational platform. The site is already developed using Laravel, but requires some specific updates and improvements. The site is set to work and is 90% functional, it just needs some improvements and fixes* Key Responsibilities: Implement a feature to reset login credentials for both admin and user accounts. Ensure all pages of the site are fully functional and debug any issues. Integrate and test the payment gateway to ensure smooth transactions. Develop a robust chat system that allows users to communicate effectively within the site. Set up and troubleshoot an SMS notification system using the Twilio API. Create a feature for sending contact verifications via SMS, with automatic data stor...

...year, price, etc. - Online Payment Integration: Implement a secure and reliable payment gateway for seamless transactions. - User Reviews and Ratings: Allow customers to leave feedback and rate their purchase experience, enhancing the credibility of the platform. Vehicle Listings: The website will exclusively list new cars. Therefore, it's essential to focus on showcasing these vehicles effectively. News Section: Additionally, I'm interested in incorporating a news section to share the latest happenings and updates in the automotive industry. This would help in engaging users and keeping them informed. Ideal Skills and Experience: - Proficiency in web development, particularly in e-commerce and user review systems. - Experience with integrating ...

I am looking for an experienced interface developer to create and implement a real-time synchronization system between the Amazon SP API and Google Sheets. Key Responsibilities: - Create an integration for inventory management, using Amazon SP API and Google Sheets. The candidate must ensure up-to-the-minute data accuracy. - Develop and manage product listing and catalog management on Amazon SP API, synching this with Google Sheets in real time. Skills & Experience: - Proven experience with Amazon SP API - Expertise in Google Sheets and real-time data synchronization - Strong understanding of inventory and catalog management systems.

As I'm planning to venture into the e-commerce business with a focus on electronics, I am looking for a skilled developer to create a professional online store for me. Key Fea...of electronics products. - A crucial feature I'm aiming to include is customer reviews on product pages. I believe this will help in boosting consumer confidence and engagement. - The store should be integrated with a secure credit card payment system, ensuring a smooth and secure transaction process for my customers. Ideal Skills: - Proficiency in e-commerce website development and design, with prior experience in creating online stores. - Strong understanding of integrating customer review and payment features. - Knowledge of secure payment gateway integration, with a p...

I'm seeking a professional to develop a top-notch mobile app. The main objective is not well-defined yet, but I'm open to discussing potential functionalities. Ideal Skills/Experience: - Proven experience in mobile app development - Ability to propose and implement diverse functionalities - Flexibility in terms of timeline as the completion date is not yet decided Your bid should include a brief description of your relevant experience, your suggested strategies for the project, and your availability for timely communication. Looking forward to hearing your ideas and creating an amazing mobile app together! English

I have a PHP website that needs immediate attention due to some technical issues. Its a codeigniter project It displays corectly on some laptops but mostly not correctly on most devices Should be some css bug i think

I'm in need of a skilled developer who can create a VB.NET application for access control in our security system. Key Requirements: - Integrate the application with ZKTeco ElitePass, Proface X, and Speedface devices - Implement user access control functionality, focusing on efficient and secure access management Access Denial for Blacklisted Users: - The app should automatically lock doors to deny access to users on the blacklist Ideal Skills and Experience: - Proficient in VB.NET - Experience with integrating devices in a security system - Strong understanding of access control systems, especially with regards to user management and real-time decision making

...basis. Project Overview: The project entails the development of an e-commerce website for TTArtisan, focusing on providing a seamless shopping experience for our customers in India. The website will serve as a dedicated platform for showcasing and selling TTArtisan products, including camera accessories and lenses. While we already have parent websites, we aim to build brand-specific sites to implement tailored strategies and enhance brand visibility. Scope of Work: The chosen developer will be responsible for various aspects of website development, including but not limited to: Theme suggestions and customization: Proposing and implementing visually appealing and user-friendly themes that align with the brand's identity and product range. Development: Executing the develo...

I'm looking for a skilled professional to help me install the eBay API on my existing Ubuntu 22.04 server for the primary...webpage. here is the sdk - Key Responsibilities: - Installation of the eBay API on the Ubuntu 22.04 server. - Ensuring the API is correctly set up to show orders on webpage. Ideal Skills and Experience: - Proficiency in working with Ubuntu servers, particularly version 22.04. - Prior experience installing and configuring the eBay API. - Ability to implement API functionalities for showing orders on webpage. If you have a good understanding of eBay's API and are experienced in working with Ubuntu servers, I'd be interested in hearing from you. Please share your relevant experience and explain how you would tackle this task.

I'm looking for an Excel expert who can create a comprehensive sales target tracking spreadsheet for my customers. This spreadsheet should have several key functionalities. Features Needed: - Customer Information: It should contain a section where I can input and maintain all my customer's details. - Sales Tracking: The spreadsheet should enable me to track my sa...of selected items target completion by each customer. Analysis Required: - I would love to have a feature that shows how well sales targets are being achieved as per defined targets. Ideal candidate should have great attention to detail, proficiency in Excel, and previous experience shaping raw data into easy-to-understand formats. They should also understand sales metrics and be able to implement them i...

...URL, pass the text of each page to our backend for translation, and display the translated text seamlessly on the frontend. Key Responsibilities: Web Proxy Server Development: Develop a robust web proxy server that receives user requests, fetches content from 3rd party URLs, and passes the text to our backend for translation. ( reference site - ) Implement secure communication between clients and the proxy server. Integration with Backend Translation Service: Ensure seamless integration with our backend translation service. Pass the text of each page to the backend for translation. User Interface: Designing - NO DESIGN OR UI/UX task to be done by you. Our team will handle that. How it should work?: Users should be able to input a URL into a

As a website owner with an aim to create an interactive online community, I'm looking for a skilled web developer able to implement e-commerce, user registration and login, as well as a content management system on my site. This site will not only serve as a platform for community building, but will also facilitate the sharing of user-generated content and private messaging between users. Key responsibilities: - Implement e-commerce functionality to enable users to purchase products or services. - Develop user registration and login system to allow users to create accounts and access personalized content. - Integrate a content management system to enable easy editing and updating of site content. The successful candidate should have: - Proven experience in full-stack w...

I'm in need of a skilled developer who can significantly decrease the loading time of my website. The website is already loading in less than 2 seconds, but I want to optimize it further for a smoother user experience. Key Responsibilities: - Analyze the existing website code and structure to identify any areas of improvement for speed optimization. - Implement strategies to decrease loading time without sacrificing the quality of the content. - Ensure that all changes are thoroughly tested and do not cause any functionality issues. Ideal Skills and Experience: - Proven track record in website performance optimization. - Proficient in web development and coding languages. - Familiarity with content management systems and website analytics. - Strong problem-solving skills and ...

I am seeking a proficient PHP developer with experience in Laravel, Codeigniter, and Wordpress. The ideal candidate should have a solid understanding of backend development, API integration, and database management in Laravel. Your primary responsibilities will include: - Backend development in Laravel - API integration in Laravel - Database management in Laravel While a specific task for Codeigniter wasn't outlined, the ability to implement key features in this framework will be highly valuable. This could include: - User authentication - Payment gateway integration - CRUD operations A keen eye for detail and a knack for problem-solving will be essential for this role. The successful candidate should be able to work autonomously and as part of a team, ...

I am looking for an experienced and skilled freelancer to help me with a backtesting project. This project will be using Amibroker to backtest strategies on the stock market. Here are the details of my project: - Backtesting Market: Stock Market - Time Frame: Daily - Transaction Costs: I need the backtest to include realistic transaction costs. Ideal Skills an...Backtesting Market: Stock Market - Time Frame: Daily - Transaction Costs: I need the backtest to include realistic transaction costs. Ideal Skills and Experience: - Strong proficiency in using Amibroker for stock market backtesting - Deep understanding of stock market trading and strategies - Ability to incorporate transaction costs into backtesting - Good communication skills to understand and implement my requirements a...

...a skilled Node.js developer to focus on backend development. The primary task is to integrate a payment gateway. We followed the instructions provided and implemented the following code using server-side Node.js. We utilized ngrok to enable HTTPS connections. We have successfully initiated a transaction using this code in the uploaded file. However, we encountered an issue retrieving the transaction, which should have been provided but is not available. We were advised to handle callbacks and decrypt the response, but we're facing difficulties in doing so. Handling callbacks and post-success payment URLs did not resolve the issue. We now need the transaction ID, which we are unable to obtain.