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PUT
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
campaign_id
integer
required

Resource identifier.

Required range: x >= 1

Body

application/json

Replaces message steps on an active or paused campaign. Steps needed by prospects already in the sequence cannot be removed; saved files stay attached by position.

expected_revision
string
required
Pattern: ^[a-f0-9]{64}$
steps
object[]
required
Required array length: 1 - 5 elements
active_days
enum<string>[]
Minimum array length: 1
Available options:
Mon,
Tue,
Wed,
Thu,
Fri,
Sat,
Sun
time_start
string
Pattern: ^[0-2][0-9]:[0-5][0-9]$
time_end
string
Pattern: ^[0-2][0-9]:[0-5][0-9]$
user_timezone
string
Maximum string length: 100
daily_connection_limit
integer
Required range: 1 <= x <= 30
daily_message_limit
integer
Required range: 1 <= x <= 100
language
string
Maximum string length: 50

Response

Success

data
object
required