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#particle_crosschain_getNFTs
crosschainGetNFTs
curl --request POST \
  --url 'https://rpc.particle.network/evm-chain/#particle_crosschain_getNFTs' \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "particle_crosschain_getNFTs",
  "chainId": 1,
  "params": [
    "<unknown>"
  ]
}
'
import requests

url = "https://rpc.particle.network/evm-chain/#particle_crosschain_getNFTs"

payload = {
"jsonrpc": "2.0",
"id": 1,
"method": "particle_crosschain_getNFTs",
"chainId": 1,
"params": ["<unknown>"]
}
headers = {
"Authorization": "Basic <encoded-value>",
"Content-Type": "application/json"
}

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

print(response.text)
const options = {
method: 'POST',
headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
body: JSON.stringify({
jsonrpc: '2.0',
id: 1,
method: 'particle_crosschain_getNFTs',
chainId: 1,
params: ['<unknown>']
})
};

fetch('https://rpc.particle.network/evm-chain/#particle_crosschain_getNFTs', 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://rpc.particle.network/evm-chain/#particle_crosschain_getNFTs",
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' => 'particle_crosschain_getNFTs',
'chainId' => 1,
'params' => [
'<unknown>'
]
]),
CURLOPT_HTTPHEADER => [
"Authorization: Basic <encoded-value>",
"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://rpc.particle.network/evm-chain/#particle_crosschain_getNFTs"

payload := strings.NewReader("{\n \"jsonrpc\": \"2.0\",\n \"id\": 1,\n \"method\": \"particle_crosschain_getNFTs\",\n \"chainId\": 1,\n \"params\": [\n \"<unknown>\"\n ]\n}")

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

req.Header.Add("Authorization", "Basic <encoded-value>")
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://rpc.particle.network/evm-chain/#particle_crosschain_getNFTs")
.header("Authorization", "Basic <encoded-value>")
.header("Content-Type", "application/json")
.body("{\n \"jsonrpc\": \"2.0\",\n \"id\": 1,\n \"method\": \"particle_crosschain_getNFTs\",\n \"chainId\": 1,\n \"params\": [\n \"<unknown>\"\n ]\n}")
.asString();
require 'uri'
require 'net/http'

url = URI("https://rpc.particle.network/evm-chain/#particle_crosschain_getNFTs")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"jsonrpc\": \"2.0\",\n \"id\": 1,\n \"method\": \"particle_crosschain_getNFTs\",\n \"chainId\": 1,\n \"params\": [\n \"<unknown>\"\n ]\n}"

response = http.request(request)
puts response.read_body
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "nfts": [
      {
        "address": "<string>",
        "isSemiFungible": true,
        "tokenId": "<string>",
        "tokenBalance": "<string>",
        "tokenURI": "<string>",
        "name": "<string>",
        "symbol": "<string>",
        "image": "<string>",
        "data": {}
      }
    ]
  }
}

Understanding crosschain_getNFTs

  • crosschain_getNFTs is an alternative to getNFTs in which NFTs (ERC-721 tokens) can be retrieved for a given address across multiple different EVM chains in the same query. It takes:
    • Addresses - an array of strings (either one or more account addresses.)
    • Chain IDs - an array of integers.
    • Contracts - (optional) an array of strings. It filters based upon specific collection contracts.

Query example

JavaScript
const axios = require('axios');

(async () => {
    const response = await axios.post('https://rpc.particle.network/evm-chain', {
        chainId: 1,
        jsonrpc: '2.0',
        id: 1,
        method: 'particle_crosschain_getNFTs',
        params: [
                ['0x6a2C3C4C7169d69A67ae2251c7D765Ac79A4967e', '0xf584F8728B874a6a5c7A8d4d387C9aae9172D621'],
                [1, 4, 137, 80001]
            ],
    }, {
        auth: {
            username: 'Your Project Id',
            password: 'Your Project Server Key',
        }
    });

    console.log(response.data);
})();

Authorizations

Authorization
string
header
required

Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.

Body

application/json
jsonrpc
string
default:2
required

Version of the JSON-RPC protocol, should be 2.0.

Example:

"2.0"

id
integer
default:1
required

The request identifier.

Example:

1

method
enum<string>
required

API method being called.

Available options:
particle_crosschain_getNFTs
chainId
integer
required

The chain ID.

Example:

1

params
any[]
required

Parameters for the API method call.

Response

200 - application/json

Success

jsonrpc
string

Version of the JSON-RPC protocol, should be 2.0.

Example:

"2.0"

id
integer

The request identifier.

Example:

1

result
object