# Assign prewarmed mailboxes

## OpenAPI Specification

```yaml
openapi: 3.0.1
info:
  title: ''
  description: ''
  version: 1.0.0
paths:
  /v2/prewarmed-domains/assign:
    post:
      summary: Assign prewarmed mailboxes
      deprecated: false
      description: >-
        This endpoint assigns pre-warmed domains to fill available slots in your
        pre-warmed subscription. When you assign domains, their mailboxes are
        automatically transferred to your account.
      tags:
        - prewarmed domains
      parameters:
        - name: x-auth-zapmail
          in: header
          description: ''
          required: true
          example: ''
          schema:
            type: string
        - name: x-workspace-key
          in: header
          description: ''
          required: false
          example: ''
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                domainIds:
                  type: array
                  items:
                    type: string
              required:
                - domainIds
              x-apidog-orders:
                - domainIds
            example:
              domainIds:
                - domain-uuid-1
                - domain-uuid-2
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: integer
                  message:
                    type: string
                  data:
                    type: object
                    properties: {}
                    x-apidog-orders: []
                required:
                  - status
                  - message
                  - data
                x-apidog-orders:
                  - status
                  - message
                  - data
              example:
                status: 200
                message: Pre-warmed up mailboxes assigned successfully
                data: {}
          headers: {}
          x-apidog-name: Success
        '400':
          description: ''
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: integer
                  message:
                    type: string
                  errors:
                    type: array
                    items:
                      type: object
                      properties:
                        msg:
                          type: string
                        param:
                          type: string
                        location:
                          type: string
                      x-apidog-orders:
                        - msg
                        - param
                        - location
                required:
                  - status
                  - message
                  - errors
                x-apidog-orders:
                  - status
                  - message
                  - errors
              example:
                status: 400
                message: Validation failed
                errors:
                  - msg: domainIds must be an array
                    param: domainIds
                    location: body
          headers: {}
          x-apidog-name: Bad Request
        '401':
          description: ''
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: integer
                  message:
                    type: string
                  errorId:
                    type: string
                required:
                  - status
                  - message
                  - errorId
                x-apidog-orders:
                  - status
                  - message
                  - errorId
              example:
                status: 401
                message: API key is required
                errorId: uuid-v4-error-id
          headers: {}
          x-apidog-name: Unauthorized
        '500':
          description: ''
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: integer
                  message:
                    type: string
                  errorId:
                    type: string
                required:
                  - status
                  - message
                  - errorId
                x-apidog-orders:
                  - status
                  - message
                  - errorId
              example:
                status: 500
                message: Internal server error
                errorId: uuid-v4-error-id
          headers: {}
          x-apidog-name: Internal Server Error
      security: []
      x-apidog-folder: prewarmed domains
      x-apidog-status: released
      x-run-in-apidog: https://app.apidog.com/web/project/797058/apis/api-25774338-run
components:
  schemas: {}
  securitySchemes: {}
servers:
  - url: https://api.zapmail.ai/api
    description: Prod Env
security: []

```