арp_push_token is considered valid if it meets one of these two conditions:
- The text consists of at least 64 characters in the lower case of the hexadecimal number system (0-9 and a-f) and does not contain other characters;
- The text has 22 characters, followed by a colon, after which it may contain any number of characters.
By default, the VIP parameter has the value “0” (non-payer).
Unlike creating a user through the API endpoint Send system / trigger email, when creating a user through this API endpoint, you can directly add any parameters to the "fields" section to transmit user information that is unique to your product. It is important that the values of the same parameter are transmitted in the same format.