> ## Documentation Index
> Fetch the complete documentation index at: https://docs.enfuce.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Warm-up endpoint for initialising WebClient

> This is not an endpoint. This is the description of the request that is warming up the WebClient.  It sends a lightweight JSON message to initialise network connections  and reduce latency for subsequent API requests.




## OpenAPI

````yaml authorisation-control post /warm-up
openapi: 3.0.3
info:
  title: Enfuce Authorisation Control
  description: >-
    Authorisation control gives the issuer the flexibility to create
    sophisticated rules for approving and declining transactions in real time.
  version: 1.0.0
servers:
  - url: http://localhost
security: []
tags:
  - name: Authorisation Control Webhook
paths:
  /warm-up:
    post:
      tags:
        - Warm up authorisation control webhook
      summary: Warm-up endpoint for initialising WebClient
      description: >
        This is not an endpoint. This is the description of the request that is
        warming up the WebClient.  It sends a lightweight JSON message to
        initialise network connections  and reduce latency for subsequent API
        requests.
      operationId: warmUpPost
      parameters:
        - name: X-WarmUp
          in: header
          required: true
          description: Identifies the request as a warm-up call.
          schema:
            type: boolean
            example: true
      requestBody:
        $ref: '#/components/requestBodies/warmUpRequestBodyV2'
      responses:
        '200':
          description: Response will be ignored
components:
  requestBodies:
    warmUpRequestBodyV2:
      description: The warm-up message payload
      required: true
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/warmUpRequestV2'
  schemas:
    warmUpRequestV2:
      type: object
      required:
        - type
        - timestamp
      properties:
        type:
          description: Indicates the type of message. For warm-up, this value is "WARM_UP".
          type: string
          example: WARM_UP
        timestamp:
          description: The timestamp when the message was created.
          type: string
          format: date-time
          example: '2021-09-01T12:00:00Z'

````