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<h1>400 Bad Request - Required Property Missing</h1>
<div class="trix-content"><p><strong>Message:</strong><br> <code>Missing required property: email</code></p><p><strong>Cause:</strong><br> Trying to create or update a record without a mandatory field.</p><p><strong>Fix:</strong></p><ul><li>Ensure required fields (like <code>email</code> for contacts) are included in the payload.</li><li>Check object schema and required fields in HubSpot settings.</li></ul></div>
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