function.json

{
  "bindings": [
    {
      "name": "items",
      "type": "queueTrigger",
      "direction": "in",
      "queueName": "items",
      "connection": "storageQueue"
    },
    {
      "name": "output1",
      "type": "cosmosDB",
      "direction": "out",
      "connectionStringSetting": "cosmosConnection",
      "databaseName": "shopping",
      "collectionName": "items"  
    },
    {
      "name": "output2",
      "type": "queue",
      "direction": "out",
      "queueName": "processed-items",
      "connection": "storageQueue"      
    }
  ]
}