Overview - Business Management APIs - Documentation - Facebook for Developers
System user requirements. Types of system users: admin system user and system user. System user limits. Use system users with custom audiences.
Have the Facebook app go through an app review (and Business or Individual
verification, ... admin system user can create system users, ad accounts, assign
permissions, and more. system user ... Here is how it works: ... This determines
how many system users you can create for the Business Manager that owns your
app: ...