curl --request POST \
  --url https://metadata.sequence.app/rpc/Metadata/GetTokenMetadataBatch \
  --header 'Content-Type: application/json' \
  --header 'X-Access-Key: <api-key>' \
  --data '
{
  "chainID": "80002",
  "contractTokenMap": {
    "0x8070c5b48b1ce7b3219660c79b23e8679bfd5041": [
      "0",
      "1"
    ],
    "0x70a2177079877e4aae639d1abb29ffa537b94970": [
      "0",
      "1",
      "2",
      "3",
      "4",
      "5"
    ]
  }
}
'

import requests

url = "https://metadata.sequence.app/rpc/Metadata/GetTokenMetadataBatch"

payload = {
    "chainID": "80002",
    "contractTokenMap": {
        "0x8070c5b48b1ce7b3219660c79b23e8679bfd5041": ["0", "1"],
        "0x70a2177079877e4aae639d1abb29ffa537b94970": ["0", "1", "2", "3", "4", "5"]
    }
}
headers = {
    "X-Access-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-Access-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    chainID: '80002',
    contractTokenMap: {
      '0x8070c5b48b1ce7b3219660c79b23e8679bfd5041': ['0', '1'],
      '0x70a2177079877e4aae639d1abb29ffa537b94970': ['0', '1', '2', '3', '4', '5']
    }
  })
};

fetch('https://metadata.sequence.app/rpc/Metadata/GetTokenMetadataBatch', 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://metadata.sequence.app/rpc/Metadata/GetTokenMetadataBatch",
  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([
    'chainID' => '80002',
    'contractTokenMap' => [
        '0x8070c5b48b1ce7b3219660c79b23e8679bfd5041' => [
                '0',
                '1'
        ],
        '0x70a2177079877e4aae639d1abb29ffa537b94970' => [
                '0',
                '1',
                '2',
                '3',
                '4',
                '5'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Access-Key: <api-key>"
  ],
]);

$response = curl_exec($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://metadata.sequence.app/rpc/Metadata/GetTokenMetadataBatch"

	payload := strings.NewReader("{\n  \"chainID\": \"80002\",\n  \"contractTokenMap\": {\n    \"0x8070c5b48b1ce7b3219660c79b23e8679bfd5041\": [\n      \"0\",\n      \"1\"\n    ],\n    \"0x70a2177079877e4aae639d1abb29ffa537b94970\": [\n      \"0\",\n      \"1\",\n      \"2\",\n      \"3\",\n      \"4\",\n      \"5\"\n    ]\n  }\n}")

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

	req.Header.Add("X-Access-Key", "<api-key>")
	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://metadata.sequence.app/rpc/Metadata/GetTokenMetadataBatch")
  .header("X-Access-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"chainID\": \"80002\",\n  \"contractTokenMap\": {\n    \"0x8070c5b48b1ce7b3219660c79b23e8679bfd5041\": [\n      \"0\",\n      \"1\"\n    ],\n    \"0x70a2177079877e4aae639d1abb29ffa537b94970\": [\n      \"0\",\n      \"1\",\n      \"2\",\n      \"3\",\n      \"4\",\n      \"5\"\n    ]\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://metadata.sequence.app/rpc/Metadata/GetTokenMetadataBatch")

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

request = Net::HTTP::Post.new(url)
request["X-Access-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"chainID\": \"80002\",\n  \"contractTokenMap\": {\n    \"0x8070c5b48b1ce7b3219660c79b23e8679bfd5041\": [\n      \"0\",\n      \"1\"\n    ],\n    \"0x70a2177079877e4aae639d1abb29ffa537b94970\": [\n      \"0\",\n      \"1\",\n      \"2\",\n      \"3\",\n      \"4\",\n      \"5\"\n    ]\n  }\n}"

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

{
  "contractTokenMetadata": {
    "0x70a2177079877e4aae639d1abb29ffa537b94970": [
      {
        "tokenId": "0",
        "name": "Divine Axe #160",
        "description": "This legendary axe, blessed by ancient gods, capable of shattering mountains.",
        "image": "https://metadata.sequence.app/projects/30957/collections/819/tokens/0/image.png",
        "properties": null,
        "attributes": [
          {
            "sharpness": 1120
          },
          {
            "attackPower": 463
          },
          {
            "weight": 700
          },
          {
            "criticalHitChance": 1218
          }
        ],
        "updatedAt": "2024-11-01T08:29:29.848063928Z"
      },
      {
        "tokenId": "1",
        "name": "Divine Axe #724",
        "description": "This powerful axe, blessed by ancient gods, with the power to summon storms.",
        "image": "https://metadata.sequence.app/projects/30957/collections/819/tokens/1/image.png",
        "properties": null,
        "attributes": [
          {
            "speed": 1491
          },
          {
            "edgeRetention": 1198
          },
          {
            "criticalHitChance": 370
          },
          {
            "attackPower": 396
          }
        ],
        "updatedAt": "2024-11-01T08:29:29.848063928Z"
      },
      {
        "tokenId": "2",
        "name": "Divine Axe #819",
        "description": "This ancient axe, blessed by ancient gods, capable of shattering mountains.",
        "image": "https://metadata.sequence.app/projects/30957/collections/819/tokens/2/image.png",
        "properties": null,
        "attributes": [
          {
            "balance": 81
          },
          {
            "edgeRetention": 283
          },
          {
            "sharpness": 105
          },
          {
            "durability": 338
          }
        ],
        "updatedAt": "2024-11-01T08:29:29.848063928Z"
      },
      {
        "tokenId": "3",
        "name": "Divine Axe #948",
        "description": "This enchanted axe, crafted by the hands of giants, which never dulls.",
        "image": "https://metadata.sequence.app/projects/30957/collections/819/tokens/3/image.png",
        "properties": null,
        "attributes": [
          {
            "speed": 1314
          },
          {
            "balance": 1235
          },
          {
            "weight": 48
          },
          {
            "magic": 826
          }
        ],
        "updatedAt": "2024-11-01T08:29:29.848063928Z"
      },
      {
        "tokenId": "4",
        "name": "Divine Axe #031",
        "description": "This powerful axe, forged in the fires of a dying star, which never dulls.",
        "image": "https://metadata.sequence.app/projects/30957/collections/819/tokens/4/image.png",
        "properties": null,
        "attributes": [
          {
            "speed": 1144
          },
          {
            "elementalAffinity": 1315
          },
          {
            "edgeRetention": 1128
          },
          {
            "sharpness": 1232
          }
        ],
        "updatedAt": "2024-11-01T08:29:29.848063928Z"
      },
      {
        "tokenId": "5",
        "name": "Divine Axe #452",
        "description": "This enchanted axe, crafted by the hands of giants, with the power to summon storms.",
        "image": "https://metadata.sequence.app/projects/30957/collections/819/tokens/5/image.png",
        "properties": null,
        "attributes": [
          {
            "elementalAffinity": 803
          },
          {
            "durability": 83
          },
          {
            "criticalHitChance": 268
          },
          {
            "balance": 1039
          }
        ],
        "updatedAt": "2024-11-01T08:29:29.848063928Z"
      }
    ],
    "0x8070c5b48b1ce7b3219660c79b23e8679bfd5041": [
      {
        "tokenId": "0",
        "name": "Test nft erc721",
        "description": "Description",
        "image": "https://metadata.sequence.app/projects/30957/collections/273/tokens/0/image.jpg",
        "properties": {
          "armor": "100"
        },
        "attributes": null,
        "updatedAt": "2024-11-01T08:18:33.514523974Z"
      },
      {
        "tokenId": "1",
        "name": "NFT 2 Amoy",
        "description": "Description",
        "image": "https://metadata.sequence.app/projects/30957/collections/273/tokens/1/image.jpg",
        "properties": null,
        "attributes": null,
        "updatedAt": "2024-11-01T08:18:33.514523974Z"
      }
    ]
  }
}

{
  "error": "WebrpcEndpoint",
  "code": 0,
  "msg": "endpoint error",
  "status": 400,
  "cause": "<string>"
}

{
  "error": "WebrpcBadResponse",
  "code": -5,
  "msg": "bad response",
  "status": 500,
  "cause": "<string>"
}