diff --git a/src/modules/analytics/index.ts b/src/modules/analytics/index.ts
index b217b69..e3fca20 100644
--- a/src/modules/analytics/index.ts
+++ b/src/modules/analytics/index.ts
@@ -1,5 +1,6 @@
 import { Address, BigInt, Bytes, log } from '@graphprotocol/graph-ts'
 import { Item, NFT, Sale, AnalyticsDayData, ItemsDayData } from '../../entities/schema'
+import { ERC721 } from '../../entities/templates/ERC721/ERC721'
 import { createOrLoadAccount, ZERO_ADDRESS } from '../account'
 import {
   buildCountFromEarnings,
@@ -17,6 +18,15 @@ import {
   updateUniqueCollectorsSet
 } from './accountsDayData'
 
+// check if the buyer in a sale was a third party provider (to pay with credit card, cross chain, etc)
+export function isThirdPartySale(buyer: string): boolean {
+  switch (buyer) {
+    case '0xed038688ecf1193f8d9717eb3930f0bf0d745cb4': // TRANSAK POLYGON
+      return true
+  }
+  return false
+}
+
 export let BID_SALE_TYPE = 'bid'
 export let ORDER_SALE_TYPE = 'order'
 export let MINT_SALE_TYPE = 'mint'
@@ -51,6 +61,12 @@ export function trackSale(
     return
   }
 
+  // check if the buyer is a third party and update it if so
+  if (isThirdPartySale(buyer.toHexString())) {
+    let erc721 = ERC721.bind(Address.fromString(nft.contractAddress))
+    buyer = erc721.ownerOf(nft.tokenId)
+  }
+
   // save sale
   let saleId = BigInt.fromI32(count.salesTotal).toString()
   let sale = new Sale(saleId)