curl --request GET \
  --url https://api.polygon.technology/v0.9/wallets/{id}/balance \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "address": "<string>",
    "asset": "<string>",
    "balance": "<string>",
    "chain": "<string>",
    "currencyName": "<string>",
    "customerId": "<string>",
    "estimatedBalanceValue": "<string>",
    "id": "<string>",
    "updatedAt": "2023-11-07T05:31:56Z"
  }
}