# Add phone number to account

Adds phone number authentication to the account. If no code is provided, initiates SMS verification. If code is provided, confirms the phone number.

Endpoint: POST /api/v1/accounts/logins/add-phone
Version: 1.0
Security: header

## Request fields (application/json):

  - `phone` (string, required)
    Phone number
    Example: "+12345678901"

  - `code` (integer,null)
    Confirmation code
    Example: 854882

## Response 400 fields (application/json):

  - `errorCode` (string, required)
    Error code

  - `message` (string, required)
    Error message

  - `docUrl` (string)
    Link to documentation

## Response 401 fields (application/json):

  - `errorCode` (string, required)
    Error code

  - `message` (string, required)
    Error message

  - `docUrl` (string)
    Link to documentation

## Response 409 fields (application/json):

  - `errorCode` (string, required)
    Error code

  - `message` (string, required)
    Error message

  - `docUrl` (string)
    Link to documentation