curl --request POST \
  --url https://ledger.sandbox.lerian.net/v1/organizations/{organization_id}/ledgers/{ledger_id}/accounts/{account_id}/balances \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "allowReceiving": true,
  "allowSending": true,
  "key": "asset-freeze",
  "direction": "credit"
}
'

package main

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

func main() {

	url := "https://ledger.sandbox.lerian.net/v1/organizations/{organization_id}/ledgers/{ledger_id}/accounts/{account_id}/balances"

	payload := strings.NewReader("{\n  \"allowReceiving\": true,\n  \"allowSending\": true,\n  \"key\": \"asset-freeze\",\n  \"direction\": \"credit\"\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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))

}

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    allowReceiving: true,
    allowSending: true,
    key: 'asset-freeze',
    direction: 'credit'
  })
};

fetch('https://ledger.sandbox.lerian.net/v1/organizations/{organization_id}/ledgers/{ledger_id}/accounts/{account_id}/balances', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://ledger.sandbox.lerian.net/v1/organizations/{organization_id}/ledgers/{ledger_id}/accounts/{account_id}/balances"

payload = {
    "allowReceiving": True,
    "allowSending": True,
    "key": "asset-freeze",
    "direction": "credit"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "accountId": "00000000-0000-0000-0000-000000000000",
  "accountType": "creditCard",
  "alias": "@person1",
  "allowReceiving": true,
  "allowSending": true,
  "assetCode": "USD",
  "available": "1500",
  "createdAt": "2021-01-01T00:00:00Z",
  "deletedAt": "2021-01-01T00:00:00Z",
  "id": "00000000-0000-0000-0000-000000000000",
  "key": "asset-freeze",
  "ledgerId": "00000000-0000-0000-0000-000000000000",
  "onHold": "500",
  "organizationId": "00000000-0000-0000-0000-000000000000",
  "overdraftUsed": "0",
  "updatedAt": "2021-01-01T00:00:00Z",
  "version": 1,
  "direction": "credit",
  "metadata": {},
  "settings": {
    "allowOverdraft": false,
    "overdraftLimitEnabled": false,
    "balanceScope": "transactional",
    "overdraftLimit": "1000.00"
  }
}

{
  "code": "0065",
  "message": "<string>",
  "title": "Invalid Path Parameter",
  "entityType": "Account",
  "fields": {}
}

{
  "code": "0065",
  "message": "<string>",
  "title": "Invalid Path Parameter",
  "entityType": "Account",
  "fields": {}
}

{
  "code": "0065",
  "message": "<string>",
  "title": "Invalid Path Parameter",
  "entityType": "Account",
  "fields": {}
}