Update utils.py

[AlonBenHorin]

Catch exception and fix non existing key bug

Desired Outcome

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Implemented Changes

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Connected Issue/Story

Resolves #[relevant GitHub issue(s), e.g. 76]

CyberArk internal issue link: insert issue ID

Definition of Done

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Behavior

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Security

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[g3rzi]

Tested by @2niknatan