Send Offline Conversion Event
meta_send_offline_eventSend offline conversion events to Meta's offline event set to track in-store purchases, phone orders, and other conversions using hashed customer data.
Instructions
Sends an offline conversion event to a Meta offline event set.
Used for tracking in-store purchases, phone orders, or other offline conversions.
Args:
event_set_id (string): Offline event set ID (from meta_list_offline_event_sets)
event_name (string): Event name (e.g., "Purchase", "Lead")
event_time (number): Unix timestamp of the conversion
user_data (object): Customer match data — at least one of: email, phone, fn (first name), ln (last name), ct (city), st (state), zip, country, external_id. All PII must be SHA256 hashed.
custom_data (object, optional): { currency, value, content_name, order_id }
upload_tag (string, optional): Tag for grouping uploads
Returns: Number of events received.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| user_data | Yes | Customer match data (hashed PII) | |
| event_name | Yes | Event name (e.g., 'Purchase') | |
| event_time | Yes | Unix timestamp | |
| upload_tag | No | Tag for grouping uploads | |
| custom_data | No | ||
| event_set_id | Yes | Offline event set ID | |
| response_format | No | Output format: 'markdown' for human-readable or 'json' for machine-readable | markdown |