Defined in github.com/aws/aws-sdk-go/service/iam/api.go
An optional list of additional policy documents to include in the simulation. Each document is specified as a string containing the complete, valid JSON text of an IAM policy.
The regex pattern (http://wikipedia.org/wiki/regex) for this parameter is a string of characters consisting of any printable ASCII character ranging from the space character (\u0020) through end of the ASCII character range (\u00FF). It also includes the special characters tab (\u0009), line feed (\u000A), and carriage return (\u000D).