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POST
/
investments
/
portfolio
/
preview
Preview portfolio buy transaction
curl --request POST \
  --url https://{host}/investments/portfolio/preview \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'x-user-id: <x-user-id>' \
  --data '
{
  "portfolioId": "64f0c51e7fb3fc001234abcd",
  "orderAmount": 250.5,
  "allocationMethod": "holdings"
}
'
{
  "executionWindow": {
    "express": {
      "etfs": {
        "executionType": "REALTIME",
        "start": "2024-07-12T13:00:00.000Z",
        "end": "2024-07-12T15:30:00.000Z"
      },
      "stocks": {
        "executionType": "REALTIME",
        "start": "2024-07-12T09:30:00.000Z",
        "end": "2024-07-12T16:00:00.000Z"
      }
    },
    "smart": {
      "etfs": {
        "executionType": "MARKET_HOURS",
        "start": "2024-07-12T13:00:00.000Z",
        "end": "2024-07-12T18:00:00.000Z"
      },
      "stocks": {
        "executionType": "MARKET_HOURS",
        "start": "2024-07-12T09:30:00.000Z",
        "end": "2024-07-12T16:00:00.000Z"
      }
    }
  },
  "fees": {
    "express": {
      "fx": {
        "currency": "EUR",
        "amount": 0.22
      },
      "commission": {
        "currency": "EUR",
        "amount": 1
      }
    },
    "smart": {
      "fx": {
        "currency": "EUR",
        "amount": 0.22
      },
      "commission": {
        "currency": "EUR",
        "amount": 0.13
      }
    }
  },
  "partnerFees": {
    "express": {
      "fx": {
        "currency": "EUR",
        "amount": 0.03
      },
      "commission": {
        "currency": "EUR",
        "amount": 1
      }
    },
    "smart": {
      "fx": {
        "currency": "EUR",
        "amount": 0.03
      },
      "commission": {
        "currency": "EUR",
        "amount": 1
      }
    }
  },
  "orders": {
    "express": [
      {
        "isin": "US0378331005",
        "side": "Buy",
        "quantity": 0.5,
        "consideration": {
          "currency": "EUR",
          "amount": 50
        }
      }
    ],
    "smart": [
      {
        "isin": "US0378331005",
        "side": "Buy",
        "quantity": 0.5,
        "consideration": {
          "currency": "EUR",
          "amount": 50
        }
      }
    ]
  },
  "foreignCurrencyRates": {
    "US0378331005": {
      "rate": 1.1,
      "currency": "USD"
    }
  }
}

Authorizations

​
Authorization
string
header
required

Auth0-issued access token that includes the scopes listed for the endpoint.

Headers

​
x-user-id
string
required

User identifier for the M2M client to specify which user's data to access.

Pattern: ^[a-f0-9]{24}$

Body

application/json
​
portfolioId
string
required

Portfolio identifier (MongoDB ObjectId)

Pattern: ^[a-f0-9]{24}$
​
orderAmount
number<double>
required

Amount to invest in whole currency units (e.g., 100.0 for 100 EUR)

Required range: x >= 0.01
​
allocationMethod
enum<string>
required

Method for distributing the investment across assets

Available options:
targetAllocation,
holdings

Response

Portfolio buy preview retrieved successfully

Preview of a transaction showing execution options, fees, and estimated orders

​
executionWindow
object

Execution window for both express and smart execution scenarios

​
fees
object

Wealthyhood fee breakdown for express vs smart execution (commission and FX only on preview)

​
partnerFees
object

Partner (ETE/NBG) countervalue fees per execution mode; omitted for retail Wealthyhood users.

​
orders
object

Orders preview for both express and smart execution scenarios

​
foreignCurrencyRates
object

Foreign currency exchange rates keyed by ISIN

​
willSkipOrders
boolean

Whether orders will be skipped due to low amounts

​
willResultInLowQuantityHolding
boolean

Whether the transaction will result in a low quantity holding

​
hasETFOrders
boolean

Whether the transaction includes ETF orders