| Name | Type | Description | Notes |
|---|---|---|---|
| id | string | Unique contact identifier with contact_ prefix. Format: `contact_` + 22 alphanumeric characters Usage: - Use this ID for all subsequent API calls - Unique across the entire SendX platform - Never changes once created | [optional] |
| first_name | string | First name of the contact | [optional] |
| last_name | string | Last name of the contact | [optional] |
| string | Email address of the contact (unique within team) | [optional] | |
| company | string | Company name of the contact | [optional] |
| custom_fields | array<string,string> | Custom fields with field_ prefixed keys. Format: All keys have `field_` prefix in responses Example Structure: ```json { "field_MnuqBAG2NPLm7PZMWbjQxt": "Engineering", "field_QqfhckbdcvQinLPlduIbHq": "Senior", "field_MnuqBAG2NPLm7PZMWbjQxt": "$75000" } ``` | [optional] |
| lists | string[] | Associated lists with list_ prefixed identifiers. Format: All IDs have `list_` prefix in responses | [optional] |
| tags | string[] | Associated tags with tag_ prefixed identifiers. Format: All IDs have `tag_` prefix in responses | [optional] |
| unsubscribed | bool | Whether the contact has unsubscribed from emails | [optional] |
| bounced | bool | Whether emails to this contact have bounced | [optional] |
| spam | bool | Whether the contact has marked emails as spam | [optional] |
| blocked | bool | Whether the contact is blocked from receiving emails | [optional] |
| dropped | bool | Whether emails to this contact have been dropped | [optional] |
| created | \DateTime | Contact creation timestamp (ISO 8601 format) | [optional] |
| updated | \DateTime | Contact last update timestamp (ISO 8601 format) | [optional] |
| track_data | string | Email tracking data and UTM parameters. Contains: - UTM parameters from campaigns - Attribution data - Custom tracking parameters | [optional] |
| contact_source | int | Source type of the contact creation. Values: - `1` - API/Manual - `2` - Import - `3` - Form - `4` - Integration | [optional] |
| page_source | string | URL of the page where contact was created | [optional] |
| last_tracked_ip | string | Last tracked IP address of the contact | [optional] |
| ltv | int | Lifetime Value of the contact in cents. Example: 7500 = $75.00 | [optional] |