Error 400 Bad Request

POST https://stage.gk.unicef.pooliestudios.com/api/_action/paypal/webhook/execute?sw-token=zgbbzbemhTSYFbW4A8GU8Te3411OuFrR

IP
173.0.81.140
Profiled on
Token
81b78e

Serializer

Nothing was handled by the serializer.