How to pass KPI value dynamically to Agent subject

Summary: How to pass Metric value to OACS agent body like 'Thresholds by Customer Level  @CUSTOMER_THRESHOLD ' .

Content (required):

How to pass Metric value to OACS agent body like 'Thresholds by Customer Level  @CUSTOMER_THRESHOLD ' .

Version (include the version you are using, if applicable):

OACS v6.4

Code Snippet (add any code snippets that support your topic, if applicable):