Today, Amazon Simple Queue Service (SQS) announces support for JSON protocol, enabling lower latency and improved performance for SQS customers. Based on AWS performance tests for a 5KB message payload, JSON protocol for Amazon Simple Queue Service reduces end-to-end message processing latency by up to 23% and reduces application client side CPU and memory usage. Amazon SQS is a fully managed message queuing service that enables you to decouple and scale microservices, distributed systems, and serverless applications.
Source:: Amazon AWS