This API method helps you to get the holders' info of the NFT token for ERC1155/ERC721.


Supported on BSC and ETH mainnet only.


  • Contract Address - The address of the contract
  • Token Type : Please specify the type of token you query for, e.g. "ERC721", "ERC1155", etc.
  • PageSize - pageSize is hex encoded and should be less equal than 100 (each page return at most pageSize items)
  • PageKey - It should be empty for the first page. If more results are available, a pageKey will be returned in the response. Pass the pageKey to fetch the next pageSize items.
  • withBalance - Optional. Must be a bool value.--- decides whether Balance information is returned


  • pageKey - string, example: 100_342
  • holderAddresses - returns when the withBalance parameter is false
  • holderAddressWithBalances- returns when the withBalance parameter is true
    • holderAddress - The address of the owner
    • tokenBalances
      • tokenId - The token's id
      • Balance - The balance for the token

API Endpoint

The format of a MegaNode API endpoint is https://{chain}-{network}{API-key}
Here is an example:

For other chains or networks, you could refer to this guidance Find API key & endpoint.



curl \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"nr_getNFTCollectionHolders","params":["0xC244E2A5c6bbC89cfda2c32Ae0086052c95c3B55","ERC1155","0x14","",true],"id": 1 }'


  "id": "1",
  "jsonrpc": "2.0",
  "result": {
    "pageKey": "100_342",
    "holderAddressesWithBalances": [
        "holderAddress": "0x000001f568875f378bf6d170b790967fe429c81a",
        "tokenBalances": {
          "tokenId": "9446",
          "balance": "1"