curl --request POST \
  --url https://api.tenderly.co/api/v1/account/{accountSlug}/project/{projectSlug}/contracts/encode-states \
  --header 'Content-Type: application/json' \
  --header 'X-Access-Key: <api-key>' \
  --data '
{
  "networkID": "1",
  "stateOverrides": {
    "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48": {
      "value": {
        "balanceAndBlacklistStates[0xAd4A638e2476C5645c1adF659EA8105FE3C1031e]": "1000"
      }
    }
  },
  "blockNumber": "-1"
}
'

import requests

url = "https://api.tenderly.co/api/v1/account/{accountSlug}/project/{projectSlug}/contracts/encode-states"

payload = {
    "networkID": "1",
    "stateOverrides": { "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48": { "value": { "balanceAndBlacklistStates[0xAd4A638e2476C5645c1adF659EA8105FE3C1031e]": "1000" } } },
    "blockNumber": "-1"
}
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({
    networkID: '1',
    stateOverrides: {
      '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48': {
        value: {
          'balanceAndBlacklistStates[0xAd4A638e2476C5645c1adF659EA8105FE3C1031e]': '1000'
        }
      }
    },
    blockNumber: '-1'
  })
};

fetch('https://api.tenderly.co/api/v1/account/{accountSlug}/project/{projectSlug}/contracts/encode-states', 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://api.tenderly.co/api/v1/account/{accountSlug}/project/{projectSlug}/contracts/encode-states",
  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([
    'networkID' => '1',
    'stateOverrides' => [
        '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48' => [
                'value' => [
                                'balanceAndBlacklistStates[0xAd4A638e2476C5645c1adF659EA8105FE3C1031e]' => '1000'
                ]
        ]
    ],
    'blockNumber' => '-1'
  ]),
  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://api.tenderly.co/api/v1/account/{accountSlug}/project/{projectSlug}/contracts/encode-states"

	payload := strings.NewReader("{\n  \"networkID\": \"1\",\n  \"stateOverrides\": {\n    \"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48\": {\n      \"value\": {\n        \"balanceAndBlacklistStates[0xAd4A638e2476C5645c1adF659EA8105FE3C1031e]\": \"1000\"\n      }\n    }\n  },\n  \"blockNumber\": \"-1\"\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://api.tenderly.co/api/v1/account/{accountSlug}/project/{projectSlug}/contracts/encode-states")
  .header("X-Access-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"networkID\": \"1\",\n  \"stateOverrides\": {\n    \"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48\": {\n      \"value\": {\n        \"balanceAndBlacklistStates[0xAd4A638e2476C5645c1adF659EA8105FE3C1031e]\": \"1000\"\n      }\n    }\n  },\n  \"blockNumber\": \"-1\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.tenderly.co/api/v1/account/{accountSlug}/project/{projectSlug}/contracts/encode-states")

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  \"networkID\": \"1\",\n  \"stateOverrides\": {\n    \"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48\": {\n      \"value\": {\n        \"balanceAndBlacklistStates[0xAd4A638e2476C5645c1adF659EA8105FE3C1031e]\": \"1000\"\n      }\n    }\n  },\n  \"blockNumber\": \"-1\"\n}"

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

{}

{
  "error": {
    "id": "596b1dc7-af60-477b-aab3-6c93eb92ddfa",
    "slug": "bad_request",
    "message": "Bad request input parameters"
  }
}

{
  "error": {
    "id": "596b1dc7-af60-477b-aab3-6c93eb92ddfa",
    "slug": "unauthorized",
    "message": "Unauthorized"
  }
}

{
  "error": {
    "id": "596b1dc7-af60-477b-aab3-6c93eb92ddfa",
    "slug": "insufficient_permissions",
    "message": "Insufficient permissions"
  }
}

{
  "error": {
    "id": "596b1dc7-af60-477b-aab3-6c93eb92ddfa",
    "slug": "resource_not_found",
    "message": "The resource you requested could not be found."
  }
}

{
  "error": {
    "id": "596b1dc7-af60-477b-aab3-6c93eb92ddfa",
    "slug": "internal_server_error",
    "message": "Internal server error"
  }
}