{"warehouses":[
  {"id":"east","bins":[{"sku":"SKU-A","onHand":5,"reserved":2},{"sku":"SKU-B","onHand":1,"reserved":1},{"sku":"SKU-C","onHand":2,"reserved":0}]},
  {"id":"west","bins":[{"sku":"SKU-A","onHand":3,"reserved":1},{"sku":"SKU-B","onHand":2,"reserved":0},{"sku":"SKU-C","onHand":5,"reserved":1}]}
]}