foreach-fix.json

     "Http": {
            "conditions": [
                {
                    "dependsOn": "GetArrayOfStringsJson"
                }
            ],
            "foreach": "@body('GetArrayOfStringsJson')",
            "inputs": {
                "body": "@{item()}",
                "method": "POST",
                "uri": "http://requestb.in/y2m1rey2"
            },
            "type": "Http"
        }

foreach.json

      "CallWebserviceWithProductDetails": {
            "conditions": [
                {
                    "dependsOn": "Values_GetProducts"
                }
            ],
            "foreach": "@body('Values_GetProducts')",
            "inputs": {
                "body": "@{item()['Id']} - @{item()['Name']}",
                "method": "POST",
                "uri": "http://requestb.in/y2m1rey2"
            },
            "type": "Http"

products.json

[
  {
    "Id": 1,
    "Name": "Xbox One",
    "Category": "Consoles",
    "Price": 299
  },
  {
    "Id": 1,
    "Name": "Playstation 4",
    "Category": "Consoles",
    "Price": 349
  }
]

string.json

[
  "[email protected]",
  "[email protected]",
  "[email protected]"
]