Task: Create transcription jobs using AWS Transcribe

n8n workflow JSON:
{"nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[190,160],"parameters":{},"typeVersion":1},{"name":"AWS Transcribe","type":"n8n-nodes-base.awsTranscribe","position":[590,160],"parameters":{"options":{},"mediaFileUri":"=s3://{{$node[\"AWS S3\"].parameter[\"bucketName\"]}}/{{$json[\"Key\"]}}","detectLanguage":true,"transcriptionJobName":"={{$json[\"Key\"].replace(/\\s/g,'-')}}"},"credentials":{"aws":"AWS Transcribe Credentials"},"typeVersion":1},{"name":"AWS S3","type":"n8n-nodes-base.awsS3","position":[390,160],"parameters":{"options":{},"operation":"getAll","returnAll":true,"bucketName":"n8n-docs"},"credentials":{"aws":"AWS S3 Credentials"},"typeVersion":1}],"connections":{"AWS S3":{"main":[[{"node":"AWS Transcribe","type":"main","index":0}]]},"On clicking 'execute'":{"main":[[{"node":"AWS S3","type":"main","index":0}]]}}}