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POST
/
v1
/
imports
/
contexts
/
{contextId}
/
sources
/
{sourceId}
/
preview
Preview a transaction file
curl --request POST \
  --url https://matcher.sandbox.lerian.net/v1/imports/contexts/{contextId}/sources/{sourceId}/preview \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form file='@example-file' \
  --form format=csv \
  --form max_rows=5
{
  "columns": [
    "date",
    "amount",
    "reference",
    "description"
  ],
  "sampleRows": [
    [
      "<string>"
    ]
  ],
  "rowCount": 5,
  "format": "csv"
}

Autorizações

​
Authorization
string
header
obrigatório

Bearer token authentication (format: "Bearer {token}")

Cabeçalhos

​
X-Request-Id
string

A unique identifier for tracing the request across services.

​
X-Idempotency-Key
string

Optional idempotency key for safe retries. Also accepts Idempotency-Key as an alternative header name. If the same key is sent again and the original request was already processed, the cached response is returned with X-Idempotency-Replayed: true.

See Retries and idempotency for details.

Parâmetros de caminho

​
contextId
string
obrigatório

The unique identifier of the reconciliation context.

​
sourceId
string
obrigatório

The unique identifier of the reconciliation source.

Corpo

multipart/form-data
​
file
file
obrigatório

Transaction file to preview (CSV, JSON, or XML)

​
format
enum<string>

File format (auto-detected from filename if omitted)

Opções disponíveis:
csv,
json,
xml
​
max_rows
integer
padrão:5

Maximum number of sample rows to return

Intervalo obrigatório: 1 <= x <= 20

Resposta

File preview with detected columns and sample rows.

The response includes the X-Idempotency-Replayed header.

If the value is false, the request was just processed. If the value is true, the response is a replay of a previously processed request.

See Retries and idempotency for more details.

Preview of a transaction file showing detected columns and sample data

​
columns
string[]

Detected column names

Exemplo:
[
  "date",
  "amount",
  "reference",
  "description"
]
​
sampleRows
string[][]

Sample data rows

​
rowCount
integer

Number of sample rows returned

Exemplo:

5

​
format
string

Detected file format

Exemplo:

"csv"