You can add custom strings, numbers and date variables. The information you set on each user can later be used to segment the users and create personalized dynamic push messages.
Custom attributes is possible to create from Mapp Engage platform, and the key for attribute will be the name you choose, please take a look at images:
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For example:
Add a user's first name to create personal push messages: " Hi John, we are...."
Add a user's birthday and use it to create a periodic birthday campaign to congratulate users on their birthday
Add a user's level in the game and use it to segment the users according to the level they have reached in your game
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