{
  "indexes": [
    {
      "collectionGroup": "firestore",
      "queryScope": "COLLECTION",
      "fields": [
        {
          "fieldPath": "a",
          "order": "ASCENDING"
        },
        {
          "fieldPath": "b",
          "order": "ASCENDING"
        }
      ]
    }
  ],
  "fieldOverrides": [
    {
      "collectionGroup": "collectionGroup",
      "fieldPath": "value",
      "indexes": [
        {
          "order": "ASCENDING",
          "queryScope": "COLLECTION"
        },
        {
          "order": "DESCENDING",
          "queryScope": "COLLECTION"
        },
        {
          "arrayConfig": "CONTAINS",
          "queryScope": "COLLECTION"
        },
        {
          "order": "ASCENDING",
          "queryScope": "COLLECTION_GROUP"
        },
        {
          "order": "DESCENDING",
          "queryScope": "COLLECTION_GROUP"
        }
      ]
    },
    {
      "collectionGroup": "collectionGroup",
      "fieldPath": "number",
      "indexes": [
        {
          "order": "ASCENDING",
          "queryScope": "COLLECTION"
        },
        {
          "order": "DESCENDING",
          "queryScope": "COLLECTION"
        },
        {
          "arrayConfig": "CONTAINS",
          "queryScope": "COLLECTION"
        },
        {
          "order": "ASCENDING",
          "queryScope": "COLLECTION_GROUP"
        },
        {
          "order": "DESCENDING",
          "queryScope": "COLLECTION_GROUP"
        }
      ]
    }
  ]
}
