When I send the attribute headers, I’m getting error 500
mutation {
createWebhook(input:{
actions: :"card.done"],
name: "SAP",
url: "http://x.x.x.x:8080/v1/public/sap-integrator/invoice",
headers: {Authorization:"Basic xxx"},
pipe_id: 302174055
}){
webhook {actions, headers, id, name, url}
}
}