post
https://management-api.fpjs.io/filtering-rules
Creates a new filtering rule in the given environment.
Rule is based on the given expression. Expression needs to be valid and can use only allowed fields, operators and functions. See expressions reference.
You can test the rules and their expressions before creating them via /test route.
Placement parameter determines the order in which rules will be evaluated during identification request. You can specify an index where to insert the rule, or indicate another rule to add after or before. If no placement is specified, the rule is added to the end.