curl --request GET \
  --url https://api.chainbase.online/v1/nft/collection/items \
  --header 'x-api-key: <x-api-key>'

{
  "data": [
    {
      "blockchain": "<string>",
      "contract_address": "<string>",
      "token_id": "<string>",
      "erc_type": "<string>",
      "name": "<string>",
      "owner": "<string>",
      "symbol": "<string>",
      "image_uri": "<string>",
      "mint_time": 123,
      "mint_transaction_hash": "<string>",
      "token_uri": "<string>",
      "metadata": "<unknown>",
      "traits": "<unknown>",
      "rarity_score": 123,
      "rarity_rank": 123
    }
  ],
  "code": 0,
  "message": "ok",
  "next_page": 123,
  "count": 123
}