Updating types to include the price which is sent from Aquarius (#1651)

* Updating types to include the price which is sent from Aquarius

* Adding comments for AssetPrice

* Making Price required in Stats

src/@types/Asset.ts

@@ -90,13 +90,38 @@ export interface AssetDatatoken {
   serviceId: string
 }
 
+export interface AssetPrice {
+  /**
+   * The price of the asset expressed as a number. If 0 then the price is FREE.
+   * @type {number}
+   */
+  value: number
+
+  /**
+   * The symbol that the price of the asset is expressed in.
+   * @type {string}
+   */
+  tokenSymbol?: string
+
+  /**
+   * The address of the token that the price needs to be paid in.
+   * @type {string}
+   */
+  tokenAddress?: string
+}
 export interface Stats {
   /**
    * How often an asset was consumed, meaning how often it was either downloaded or used as part of a compute job.
    * @type {number}
    */
   orders: number
 
+  /**
+   * Contains information about the price of this asset.
+   * @type {AssetPrice}
+   */
+  price: AssetPrice
+
   /**
    * Total amount of veOCEAN allocated on this asset.
    * @type {number}