curl --request POST \
  --url https://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/yodlee \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "accounts": [
    {
      "balance": {
        "amount": 123,
        "currency": "<string>"
      },
      "classification": "<string>",
      "id": 123
    }
  ],
  "transactions": [
    {
      "accountId": 123,
      "amount": {
        "amount": 123,
        "currency": "<string>"
      },
      "category": "<string>",
      "date": "2025-07-08",
      "description": {
        "original": "<string>",
        "simple": "<string>"
      },
      "id": 123
    }
  ]
}
'

{
  "_summary": {
    "request_id": "<string>"
  }
}