https://openjdk.java.net/ 
public interface jdk.jfr.internal.management.EventSettingsModifier
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: jdk.jfr.internal.management.EventSettingsModifier
  super_class: java.lang.Object
{
  public abstract void with(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
       Name  Flags
      name   
      value  

  public abstract java.util.Map<java.lang.String, java.lang.String> toMap();
    descriptor: ()Ljava/util/Map;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;
}
SourceFile: "EventSettingsModifier.java"