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The configuration of the activity requires the next parameters
Language https://docs.aws.amazon.com/polly/latest/dg/SupportedLanguage.html
Voice (Must select a voice compatible with the selected language) https://docs.aws.amazon.com/polly/latest/dg/voicelist.html
AccessKey of Amazon Polly
SecretAccessKey of Amazon Polly
Text (The text that has to be translated to voice).
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