getCompressedTokenBalancesByOwner

curl --request POST \
  --url 'https://mainnet.helius-rpc.com/?api-key=' \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "id": "1",
  "method": "getAsset",
  "params": {
    "id": "F9Lw3ki3hJ7PF9HQXsBzoY8GyE6sPoEZZdXJBsTTD2rk"
  }
}
'

import requests

url = "https://mainnet.helius-rpc.com/?api-key="

payload = {
    "jsonrpc": "2.0",
    "id": "1",
    "method": "getAsset",
    "params": { "id": "F9Lw3ki3hJ7PF9HQXsBzoY8GyE6sPoEZZdXJBsTTD2rk" }
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    jsonrpc: '2.0',
    id: '1',
    method: 'getAsset',
    params: {id: 'F9Lw3ki3hJ7PF9HQXsBzoY8GyE6sPoEZZdXJBsTTD2rk'}
  })
};

fetch('https://mainnet.helius-rpc.com/?api-key=', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://mainnet.helius-rpc.com/?api-key=",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'jsonrpc' => '2.0',
    'id' => '1',
    'method' => 'getAsset',
    'params' => [
        'id' => 'F9Lw3ki3hJ7PF9HQXsBzoY8GyE6sPoEZZdXJBsTTD2rk'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://mainnet.helius-rpc.com/?api-key="

	payload := strings.NewReader("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": \"1\",\n  \"method\": \"getAsset\",\n  \"params\": {\n    \"id\": \"F9Lw3ki3hJ7PF9HQXsBzoY8GyE6sPoEZZdXJBsTTD2rk\"\n  }\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://mainnet.helius-rpc.com/?api-key=")
  .header("Content-Type", "application/json")
  .body("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": \"1\",\n  \"method\": \"getAsset\",\n  \"params\": {\n    \"id\": \"F9Lw3ki3hJ7PF9HQXsBzoY8GyE6sPoEZZdXJBsTTD2rk\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://mainnet.helius-rpc.com/?api-key=")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"jsonrpc\": \"2.0\",\n  \"id\": \"1\",\n  \"method\": \"getAsset\",\n  \"params\": {\n    \"id\": \"F9Lw3ki3hJ7PF9HQXsBzoY8GyE6sPoEZZdXJBsTTD2rk\"\n  }\n}"

response = http.request(request)
puts response.read_body

{
  "jsonrpc": "2.0",
  "id": "test",
  "result": {
    "last_indexed_slot": 365749093,
    "interface": "ProgrammableNFT",
    "id": "F9Lw3ki3hJ7PF9HQXsBzoY8GyE6sPoEZZdXJBsTTD2rk",
    "content": {
      "$schema": "https://schema.metaplex.com/nft1.0.json",
      "json_uri": "https://madlads.s3.us-west-2.amazonaws.com/json/8420.json",
      "files": [
        {
          "uri": "https://madlads.s3.us-west-2.amazonaws.com/images/8420.png",
          "cdn_uri": "https://cdn.helius-rpc.com/cdn-cgi/image//https://madlads.s3.us-west-2.amazonaws.com/images/8420.png",
          "mime": "image/png"
        },
        {
          "uri": "https://arweave.net/qJ5B6fx5hEt4P7XbicbJQRyTcbyLaV-OQNA1KjzdqOQ/0.png",
          "cdn_uri": "https://cdn.helius-rpc.com/cdn-cgi/image//https://arweave.net/qJ5B6fx5hEt4P7XbicbJQRyTcbyLaV-OQNA1KjzdqOQ/0.png",
          "mime": "image/png"
        }
      ],
      "metadata": {
        "attributes": [
          {
            "value": "Male",
            "trait_type": "Gender"
          },
          {
            "value": "King",
            "trait_type": "Type"
          },
          {
            "value": "Royal",
            "trait_type": "Expression"
          },
          {
            "value": "Mad Crown",
            "trait_type": "Hat"
          },
          {
            "value": "Madness",
            "trait_type": "Eyes"
          },
          {
            "value": "Mad Armor",
            "trait_type": "Clothing"
          },
          {
            "value": "Royal Rug",
            "trait_type": "Background"
          }
        ],
        "description": "Fock it.",
        "name": "Mad Lads #8420",
        "symbol": "MAD",
        "token_standard": "ProgrammableNonFungible"
      },
      "links": {
        "image": "https://madlads.s3.us-west-2.amazonaws.com/images/8420.png",
        "external_url": "https://madlads.com"
      }
    },
    "authorities": [
      {
        "address": "2RtGg6fsFiiF1EQzHqbd66AhW7R5bWeQGpTbv2UMkCdW",
        "scopes": [
          "full"
        ]
      }
    ],
    "compression": {
      "eligible": false,
      "compressed": false,
      "data_hash": "",
      "creator_hash": "",
      "asset_hash": "",
      "tree": "",
      "seq": 0,
      "leaf_id": 0
    },
    "grouping": [
      {
        "group_key": "collection",
        "group_value": "J1S9H3QjnRtBbbuD4HjPV6RpRhwuk4zKbxsnCHuTgh9w"
      }
    ],
    "royalty": {
      "royalty_model": "creators",
      "target": null,
      "percent": 0.042,
      "basis_points": 420,
      "primary_sale_happened": true,
      "locked": false
    },
    "creators": [
      {
        "address": "5XvhfmRjwXkGp3jHGmaKpqeerNYjkuZZBYLVQYdeVcRv",
        "share": 0,
        "verified": true
      },
      {
        "address": "2RtGg6fsFiiF1EQzHqbd66AhW7R5bWeQGpTbv2UMkCdW",
        "share": 100,
        "verified": true
      }
    ],
    "ownership": {
      "frozen": true,
      "delegated": false,
      "delegate": null,
      "ownership_model": "single",
      "owner": "4zdNGgAtFsW1cQgHqkiWyRsxaAgxrSRRynnuunxzjxue"
    },
    "supply": {
      "print_max_supply": 0,
      "print_current_supply": 0,
      "edition_nonce": 254
    },
    "mutable": true,
    "burnt": false,
    "token_info": {
      "supply": 1,
      "decimals": 0,
      "token_program": "TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA",
      "mint_authority": "TdMA45ZnakQCBt5XUvm7ib2htKuTWdcgGKu1eUGrDyJ",
      "freeze_authority": "TdMA45ZnakQCBt5XUvm7ib2htKuTWdcgGKu1eUGrDyJ"
    }
  }
}

{
  "jsonrpc": "2.0",
  "error": {
    "code": -32602,
    "message": "Invalid request parameters."
  },
  "id": "1"
}

{
  "jsonrpc": "2.0",
  "error": {
    "code": -32001,
    "message": "Authentication failed. Missing or invalid API key."
  },
  "id": "1"
}

{
  "jsonrpc": "2.0",
  "error": {
    "code": -32003,
    "message": "You do not have permission to access this resource."
  },
  "id": "1"
}

{
  "jsonrpc": "2.0",
  "error": {
    "code": -32004,
    "message": "The requested asset was not found."
  },
  "id": "1"
}

{
  "jsonrpc": "2.0",
  "error": {
    "code": -32029,
    "message": "Rate limit exceeded. Please try again later."
  },
  "id": "1"
}

{
  "jsonrpc": "2.0",
  "error": {
    "code": -32000,
    "message": "An unexpected error occurred on the server."
  },
  "id": "1"
}