| Name | Type | Description | Notes |
|---|---|---|---|
| string | Plaintext email. Hashed server-side. | [optional] | |
| phone | string | Phone number, ideally E.164. Hashed server-side. | [optional] |
| first_name | string | Plaintext first name. Hashed server-side. | [optional] |
| last_name | string | Plaintext last name. Hashed server-side. | [optional] |
| external_id | string | Stable customer identifier (e.g. CRM user ID). Hashed server-side. | [optional] |
| ip_address | string | Client IP address. Sent plaintext. | [optional] |
| user_agent | string | Client user-agent string. Sent plaintext. | [optional] |
| country | string | ISO 3166-1 alpha-2 country code, e.g. 'us'. | [optional] |
| click_ids | \Zernio\Model\ConversionEventUserClickIds | [optional] |