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GET
/
api
/
end_users
/
{end_user_id_or_heron_id}
/
transactions
Get end user transactions
curl --request GET \
  --url https://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/transactions \
  --header 'x-api-key: <api-key>'
{
  "_meta": {
    "next_url": "<string>",
    "num_results": 123,
    "page": 123,
    "per_page": 123,
    "prev_url": "<string>"
  },
  "transactions_enriched": [
    {
      "amount": -42.42,
      "description": "GOOGLE *ADS12340929 [email protected] US",
      "account_id": "checking_account_202348",
      "account_number": "1234567890",
      "annotation": {
        "annotator": {},
        "category": {
          "label": "Rent",
          "heron_id": "ctg_4CmM8GQxaWWUWNTQjo5CaD"
        },
        "confidence": 123,
        "model_version": "<string>"
      },
      "balance": 423,
      "counterparty": "GOOGLE",
      "currency": "USD",
      "data_source_account_heron_id": "dsa_myenwAa9E3Lnd9hCykgMjY",
      "data_source_heron_id": "dso_oB36JNW7CdjbstJ7rozj2A",
      "end_user_id": "my_best_customer_203948",
      "features": {
        "description_clean": "GOOGLE ADS",
        "duplicate_of_id": "txn_KxWhxENkGjCgooyJEB8pVt",
        "has_matching_transaction": true,
        "is_potential_duplicate": true,
        "is_recurring": true
      },
      "heron_id": "txn_mUR4FiJn4ZwnBHzc3fenQP",
      "last_updated": "2026-05-22T23:08:11.409689+00:00",
      "merchant": {
        "name": "<string>",
        "url": "<string>",
        "categories": [
          {
            "code": "7311",
            "description": "Advertising services",
            "slug": "advertising_services"
          }
        ],
        "heron_id": "mrc_jwdLmYoctCTTVojPrWPpUj",
        "icon_url": "<string>",
        "is_priority": true,
        "logo_url": "<string>"
      },
      "reference_id": "my_favourite_transaction_231098",
      "request_id": "req_GxWRAh4gdwvLpHZ6W7aZYt",
      "timestamp": "2021-11-12T10:38:05Z",
      "transaction_code": "card"
    }
  ]
}

Documentation Index

Fetch the complete documentation index at: https://docs.herondata.io/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
x-api-key
string
header
required

Path Parameters

​
end_user_id_or_heron_id
string
required

Query Parameters

​
last_updated_min
string<date-time> | null

Filter for transactions whose values were last updated in Heron systems after the specified input value, isoformat

Example:

"2026-05-22T23:08:05.249317"

​
page
integer
default:1

Results page

Required range: x >= 1
​
per_page
integer
default:100

Desired results per page

Required range: 1 <= x <= 50000
​
account_ids
string[] | null

Account ids to include. If not provided, all accounts are included

​
category_heron_id
string[] | null

Filter by the heron_id of the category that the transaction is annotated with

Example:

"ctg_BCRVVu7NJCX5z3vLefxcRX"

​
order_by
enum<string>
default:id_asc

What to order transactions by

Available options:
amount_asc,
amount_desc,
abs_amount_asc,
abs_amount_desc,
description_asc,
description_desc,
timestamp_asc,
timestamp_desc,
id_asc,
id_desc,
confidence_asc,
confidence_desc,
created_asc,
created_desc

Response

200 - application/json

OK

​
_meta
object
​
transactions_enriched
object[]