Best approaching for adding custom Indexes?

Questions and Answers Database-MongoDB
6 
{
  "kind": "collectionType",
  "collectionName": "companies",
  "info": {
    "name": "Company",
    "description": ""
  },
  "options": {
    "increments": true,
    "timestamps": true,
    "draftAndPublish": true
  },
  "attributes": {
    "name": {
      "type": "string"
    },
    "trade": {
      "model": "trade-type"
    },
    "address": {
      "type": "string"
    },
    "postcode": {
      "type": "string"
    },
    "email": {
      "type": "email",
      "unique": true
    },
    "phone": {
      "type": "string"
    },
    "mobile": {
      "type": "string"
    },
    "location": {
      "type": "json"
    }
  }
}

I want to create a 2dSphere index on the location field.

1 Like