Monzo was hitting my webhook API multiple times in quick succession

[kolok]

Seems to be a known issue

Getting several Webhook POST requests for 1 transaction

For anyone else struggling with this I thought I would share my (moderately torturous) workaround: Receive webhook request Store request details along with hash of JSON. Wait 1 second Check if any other request have been stored in that time, if so, check: – Does it have the same transaction ID – Is it a transaction.updated type – Does it contain as much or more information (I’m using a slightly hacky approach for this of serialising the JSON data and then comparing string length.) If a newe…