Filter length exceeded, what can be done?

I am executing filter to Perzonalize, where the filterValues returns a message that the maximum length is 1000 and my filter has a length of 6664. what can I do about it so that it takes the full length of my filter?

Documentation: https://docs.aws.amazon.com/personalize/latest/dg/filter-real-time.html

Error message:

at 'filterValues' failed to satisfy constraint: Map value must satisfy constraint: [Member must have length less than or equal to 1000, Member must have length greater than or equal to 0]\n    at Object.extractError (/var/runtime/node_modules/aws-sdk/lib/protocol/json.js:52:27)