curl --request GET \
  --url https://api.natural.co/wallet/balance \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "type": "walletBalance",
    "id": "wal_550e8400e29b41d4a716446655440000",
    "attributes": {
      "breakdown": {
        "operatingFunded": {
          "amountMinor": 100000
        },
        "operatingAdvanced": {
          "amountMinor": 0
        },
        "pendingIn": {
          "amountMinor": 3000
        },
        "pendingOut": {
          "amountMinor": 1000
        },
        "held": {
          "amountMinor": 5000
        }
      },
      "available": {
        "amountMinor": 120000
      },
      "pendingClaimAmountMinor": 5000,
      "pendingClaimCount": 1
    },
    "relationships": {
      "party": {
        "data": {
          "type": "party",
          "id": "pty_7c9e6679e29b41d4a716446655440001"
        }
      }
    }
  }
}