Upload Plaid transactions

curl --request POST \
  --url https://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/plaid/transactions \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '{
  "accounts": [
    {
      "account_id": "<string>",
      "balances": {
        "available": 123,
        "current": 123,
        "iso_currency_code": "<string>",
        "limit": 123
      },
      "mask": "<string>",
      "name": "<string>",
      "official_name": "<string>",
      "subtype": "<string>",
      "type": "<string>"
    }
  ],
  "transactions": [
    {
      "account_id": "<string>",
      "amount": 123,
      "balance": 123,
      "category": "<string>",
      "date": "2023-12-25",
      "iso_currency_code": "USD",
      "merchant_name": "<string>",
      "name": "<string>",
      "pending": true,
      "pending_transaction_id": null,
      "timestamp": "2023-11-07T05:31:56Z",
      "transaction_code": "<string>",
      "transaction_id": "<string>"
    }
  ]
}'

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