Set the audience
Attach the audience, replacing any previous one. Use an existing list, an inline static list of contact IDs, or an inline dynamic segment defined by rules. Only editable while the blast is a draft (409 campaign_not_editable otherwise).
Authorizations
Workspace API key, e.g. Authorization: Bearer tented_.... Create keys in Workspace Settings → API Keys.
Path Parameters
Blast ID.
Body
Response
Audience attached.
An email blast. approval_readiness is included only while the blast is a draft.
Blast ID.
Always email_blast.
Blast name.
Lifecycle state.
draft, scheduled, sending, sent, failed, cancelled, archived Description.
List backing the audience.
existing or inline.
Attached audience, or null when not set.
Email attached to the blast.
existing or inline.
Attached email summary, or null when not set.
True for operational/transactional sends: unsubscribed contacts are not suppressed and the unsubscribe footer is skipped.
Scheduled send time (UTC).
When the attached email was approved for this blast.
Email version locked in for the send.
When the send completed.
scheduled or send_now.
Send and engagement counters.
Readiness summary included on draft blasts and on campaign_not_ready errors.
Creation time.
Last update.