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POST
cURL
Read the recovery rules before retrying a write. Keep the same key and body for the same logical operation.

Authorizations

Authorization
string
header
required

ex_test_ or ex_live_ key issued by an Emailx operator. Never use provider keys or session cookies.

Headers

Idempotency-Key
string
required

Unique per logical mutation. Same path and body replay for 24 hours.

Required string length: 1 - 128
Pattern: ^[A-Za-z0-9_.:/-]+$

Path Parameters

workspace_id
integer
required

Emailx workspace (Clients) ID, not the agency workspace link ID.

Required range: x >= 1

Body

application/json

Queues a durable import after explicit confirmation. The worker rechecks the preview fingerprint and creates only eligible new contacts.

file_base64
string
required

Standard base64 encoding of a CSV or XLSX file, up to 64 KiB decoded.

Required string length: 1 - 87384
filename
string
required
Required string length: 1 - 255
mapping
object
required
channel
enum<string>
required
Available options:
email,
linkedin
expected_fingerprint
string
required
Pattern: ^[a-f0-9]{64}$
confirm_import
enum<boolean>
required
Available options:
true

Response

Accepted

data
object
required