{
  "account_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
  "name": "Investment Portfolio A",
  "allocations": [
    {
      "instrument_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
      "weight": "example-string"
    }
  ]
}