curl --request GET \
  --url https://eth.blockscout.com/api/v2/tokens/{address_hash}/instances/{id}/holders

{
  "items": [
    {
      "value": "10000",
      "address_hash": {
        "hash": "0xEb533ee5687044E622C69c58B1B12329F56eD9ad",
        "implementation_name": "implementationName",
        "name": "contractName",
        "is_contract": true,
        "private_tags": [
          {
            "address_hash": "0xEb533ee5687044E622C69c58B1B12329F56eD9ad",
            "display_name": "name to show",
            "label": "label"
          }
        ],
        "watchlist_names": [
          {
            "display_name": "name to show",
            "label": "label"
          }
        ],
        "public_tags": [
          {
            "address_hash": "0xEb533ee5687044E622C69c58B1B12329F56eD9ad",
            "display_name": "name to show",
            "label": "label"
          }
        ],
        "is_verified": true,
        "ens_domain_name": "domain.eth",
        "metadata": {
          "slug": "tag_slug",
          "name": "Tag name",
          "tagType": "name",
          "ordinal": 0,
          "meta": {}
        }
      },
      "token_id": "10000"
    }
  ],
  "next_page_params": {
    "value": 790000000000000000000,
    "token_id": "953848",
    "items_count": 50
  }
}