Hi @Matt_2012,
Try this way:
//check if u have a payload
if (event.request.payload) {
//check if u have the key snapTypeID
if (!event.request.payload.snapTypeID) {
throw 'snapTypeID cannot be empty';
} else {
//we have the key, so change it
event.request.payload.snapTypeID = 2;
}
}
I hope it helps