curl -X GET "https://api.chipipay.com/v1/chipi-wallets/token-balance?externalUserId=user_123&chainToken=USDC&chain=STARKNET" \
  -H "Authorization: Bearer sk_prod_xxxx" \
  -H "x-api-key: pk_xxxx"

const params = new URLSearchParams({
  externalUserId: "user_123",
  chainToken: "USDC",
  chain: "STARKNET"
});

const response = await fetch(
  `https://api.chipipay.com/v1/chipi-wallets/token-balance?${params}`,
  {
    headers: {
      "Authorization": "Bearer sk_prod_xxxx",
      "x-api-key": "pk_xxxx",
    }
  }
);

const balance = await response.json();
// balance.balance is a raw integer string — use BigInt for precision
const raw = BigInt(balance.balance);
const scale = 10n ** BigInt(balance.decimals);
const whole = raw / scale;
const fraction = (raw % scale).toString().padStart(balance.decimals, "0").replace(/0+$/, "");
const humanReadable = fraction ? `${whole}.${fraction}` : `${whole}`;

import requests
from decimal import Decimal

response = requests.get(
    "https://api.chipipay.com/v1/chipi-wallets/token-balance",
    params={
        "externalUserId": "user_123",
        "chainToken": "USDC",
        "chain": "STARKNET"
    },
    headers={
        "Authorization": "Bearer sk_prod_xxxx",
        "x-api-key": "pk_xxxx",
    }
)

balance = response.json()
human_readable = Decimal(balance["balance"]) / (Decimal(10) ** balance["decimals"])

{
  "chain": "STARKNET",
  "chainToken": "USDC",
  "chainTokenAddress": "0x033068F6539f8e6e6b131e6B2B814e6c34A5224bC66947c47DaB9dFeE93b35fb",
  "decimals": 6,
  "balance": "15000000"
}