curl --request GET \
  --url https://toncenter.com/api/v3/nft/sales

{
  "address_book": {},
  "metadata": {},
  "nft_sales": [
    {
      "address": "<string>",
      "code_hash": "<string>",
      "created_at": 123,
      "data_hash": "<string>",
      "details": "<unknown>",
      "last_transaction_lt": "0",
      "marketplace_address": "<string>",
      "nft_address": "<string>",
      "nft_item": {
        "address": "<string>",
        "auction_contract_address": "<string>",
        "code_hash": "<string>",
        "collection": {
          "address": "<string>",
          "code_hash": "<string>",
          "collection_content": {},
          "data_hash": "<string>",
          "last_transaction_lt": "0",
          "next_item_index": "<string>",
          "owner_address": "<string>"
        },
        "collection_address": "<string>",
        "content": {},
        "data_hash": "<string>",
        "index": "<string>",
        "init": true,
        "last_transaction_lt": "0",
        "on_sale": true,
        "owner_address": "<string>",
        "real_owner": "<string>",
        "sale_contract_address": "<string>"
      },
      "nft_owner_address": "<string>",
      "type": "<string>"
    }
  ]
}