# Telegram ZK certificate (GIP-7)

### Telegram Data

The following table lists the Telegram data contained in a Galactica zkCert. These fields need to be collected and validated by the Guardian.

<table><thead><tr><th width="232.33333333333331">Key</th><th width="328">Description</th><th>Technical details</th></tr></thead><tbody><tr><td><code>activeDayCount</code></td><td>Amount of days the user was "active" in Telegram.</td><td>Natural number.</td></tr><tr><td><code>contactWithAtLeast10MessagesCount</code></td><td>Amount of contacts the user sent at least 10 messages to.</td><td>Whole number.</td></tr><tr><td><code>createdAt</code></td><td>Date and time that the user account was created on Telegram.</td><td>Timestamp in <a href="https://datatracker.ietf.org/doc/html/rfc3339">RFC-3339</a> format.</td></tr><tr><td><code>meanMonthlyMessageCount</code></td><td>Mean amount of messages that the user sends per month.</td><td>Whole number.</td></tr></tbody></table>