Outgoing webhook endpoint to initiate 3rd party authentication flow

curl --request POST \
  --url https://integration-api-cat2.demo.ext.test.cia.enfuce.com/enfuceid/api/v1/authenticate/{customerNumber}/{sessionId} \
  --header 'Content-Type: application/json' \
  --data '{
  "callbackUrl": "https://id.enfuce.com/v1/callback/mycompany/392492402/5d3a3e10-b511-42cd-b9b6-1f2a5701ba98",
  "transaction": {
    "type": "PAYMENT",
    "amount": {
      "amount": 3.14,
      "currency": "EUR"
    },
    "cardId": "<string>",
    "cardNumber": "342170______9554",
    "timestamp": "<string>"
  },
  "merchant": {
    "description": "Airline ticket",
    "name": "Airline of the world inc.",
    "country": "FIN",
    "url": "https://www.airline.com/order/64674"
  }
}'

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