# Retrieve transaction histogram report data

Retrieves transaction histogram report data.

Endpoint: GET /experimental/histograms/transactions
Version: latest
Security: SecretApiKey, JWT

## Query parameters:

  - `periodStart` (string, required)
    Date and time when the report starts.

  - `periodEnd` (string, required)
    Date and time when the report ends.

  - `aggregationPeriod` (string, required)
    Aggregation period of the report.
    Enum: "minute", "hour", "day", "month"

  - `metric` (string, required)
    Metric on which the report is based.
    Enum: "approval", "auth_approval", "avg_sales", "refunds", "refunds_count", "sales", "sales_count", "all_sales_count", "auth_approval_count", "disputes_count", "disputes_rate", "credits", "credits_count", "unapproved_count"

  - `filter` (string)
    Filters the collection items. This field requires
a special format. Use  for multiple allowed values.  Use  for multiple fields.

For more information, see
Using filter with collections.

## Response 200 fields (application/json):

  - `data` (array)
    Histogram data.

  - `data.date` (string)
    Date and time of data entry.

  - `data.value` (number)
    Data entry value.

## Response 403 fields (application/json):

  - `status` (integer)
    HTTP status code.

  - `type` (string)
    Problem type in the form of a [URI](https://tools.ietf.org/html/rfc3986) reference.
It should provide human-readable documentation for the problem type.
When this member is not present, its value is assumed to be "about:blank".

  - `title` (string)
    Short, human-readable summary of the problem type.
Other than for the purposes of localization, this should not change from occurrence to occurrence of the problem.

  - `detail` (string)
    Human-readable explanation that is specific to this occurrence of the problem.

  - `instance` (string)
    URI reference that identifies the specific occurrence of the problem.
It may or may not yield further information if dereferenced.