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These webhooks are sent when a user opts into SMS marketing. Thanx does not synchronize downstream SMS marketing opt-in status and users are only prompted to enter a phone number for SMS marketing once. SMS marketing partners are expected to manage confirmation of SMS marketing consent.

Payload Description

string
User ID
string
Merchant ID
string
The user’s phone number, in E.164 format (eg. +14157582345)
string
The user’s email address