# CreatePhoneNumberRequestBody
## Fields
| Field | Type | Required | Description |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `userId` | *Optional extends String>* | :heavy_minus_sign: | The ID representing the user |
| `phoneNumber` | *Optional extends String>* | :heavy_minus_sign: | The new phone number. Must adhere to the E.164 standard for phone number format. |
| `verified` | *JsonNullable extends Boolean>* | :heavy_minus_sign: | When created, the phone number will be marked as verified. |
| `primary` | *JsonNullable extends Boolean>* | :heavy_minus_sign: | Create this phone number as the primary phone number for the user.
Default: false, unless it is the first phone number. |
| `reservedForSecondFactor` | *JsonNullable extends Boolean>* | :heavy_minus_sign: | Create this phone number as reserved for multi-factor authentication.
The phone number must also be verified.
If there are no other reserved second factors, the phone number will be set as the default second factor. |