SnapLogic - Integration Nation

I'm having trouble using the reduce function in a mapper which will subtotal two values across a two field compound key.  For example, take the following input:"myarray": [{"key1": 1,"key2": "A","value1": 5,"value2": 10}, {"key1": 1,"key2": "A","valu...

Hello all, New user here. Could someone please provide an example of how to model handling of an asynchronous callback to a REST Post call? Do I define this within the pipeline from which the Post call is made or do I need to set up a dedicated res...