fix [core] trace level shows the first kb of the payload before being decoded #690

Job	Run time
Unit tests / Construct unit test matrix	3s
Semantic Version label check	7s
musl	1m 33s
Soundness / License headers check	4s
Soundness / API breakage check	7m 29s
Soundness / Unacceptable language check	6s
Soundness / Documentation check	1m 41s
Soundness / Format check	38s
Soundness / YAML lint check	4s
Soundness / Broken symlinks check	5s
Soundness / Shell check	38s
Integration Tests / Test Examples/S3_AWSSDK on	6m 36s
Integration Tests / Test Examples/APIGateway on	1m 53s
Soundness / Python lint check	10s
Integration Tests / Test Examples/ResourcesPackaging on	1m 50s
Integration Tests / Test Examples/HelloJSON on	1m 46s
Integration Tests / Test Examples/APIGateway+LambdaAuthorizer on	2m 2s
Integration Tests / Test Examples/S3EventNotifier on	1m 53s
Integration Tests / Test Examples/BackgroundTasks on	1m 46s
Integration Tests / Test Examples/S3_Soto on	7m 47s
Swift 6 Language Mode / Swift 6 language mode	1m 25s
Integration Tests / Test Examples/HelloWorld on	1m 44s
Integration Tests / Test Examples/Streaming on	1m 49s
Integration Tests / Test archive plugin (HelloWorld)	2m 58s
Integration Tests / Test archive plugin (ResourcesPackaging)	2m 29s
Integration Tests / Test Examples/Testing on	2m 11s
Integration Tests / No dependencies on Foundation	2m 18s
Integration Tests / Test Examples/Tutorial on	1m 47s
Unit tests / Unit tests / Linux (6.1)	1m 29s
Unit tests / Unit tests / Linux (nightly-next)	1m 57s
Unit tests / Unit tests / Linux (nightly-main)	1m 49s
Unit tests / Unit tests / Linux (6.0)	1m 29s
	1h 1m 36s

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