The origin the invitee signs up at, e.g. https://dashboard.example.com.
The invitee's address.
The invite's inv_… id, which the sign-up link carries.
OptionalinviterName?: stringAbsent when no dashboard user sent the invite.
The customer's or bank's name.
Sends the email a dashboard invite goes out in.
okmeans the mail provider accepted the message; anerrmeans it did not, or may not have.