.... The default JSON parser will not work properly, currently. The SDKs included with X-Ray are part of a tightly integrated instrumentation solution offered by AWS. The AWS Distro for OpenTelemetry is part of a broader industry solution in which X-Ray is only one of many tracing solutions. You can implement end-to-end tracing in X-Ray using either approach, but it’s important to understand the differences in order to determine the most useful approach for you.