Get ERC-721 balance

curl --request GET \
  --url https://data-api.cloud.ormi.dev/{chainName}/v1/address/{walletAddress}/balance/erc721

{
  "erc721TokenBalances": [
    {
      "address": 6.4956264143494794e+47,
      "balance": "2000000000000000000",
      "ercType": "ERC-721",
      "metadata": {
        "attributes": "<string>",
        "decimals": 123,
        "description": "<string>",
        "externalUrl": "<string>",
        "imageUri": "<string>",
        "mintedBlockNumber": 13522365,
        "mintedTimestamp": "2023-10-09 07:57:06",
        "name": "Wrapped AVAX",
        "symbol": "WAVAX"
      },
      "tokenId": "<string>",
      "tokenUri": "<string>"
    }
  ],
  "resultCount": 123
}