Principal
The IAM principal that you allowing or denying access to an Amazon Lex
         action. You must provide a service or an arn,
         but not both in the same statement. For more information, see  AWS JSON policy elements: Principal .
Contents
- arn
- 
               The Amazon Resource Name (ARN) of the principal. Type: String Length Constraints: Minimum length of 30. Maximum length of 1024. Pattern: ^arn:aws:iam::[0-9]{12}:(root|(user|role)/.*)$Required: No 
- service
- 
               The name of the AWS service that should allowed or denied access to an Amazon Lex action. Type: String Length Constraints: Minimum length of 15. Maximum length of 1024. Pattern: ^[0-9a-zA-Z_.]+$Required: No 
See Also
For more information about using this API in one of the language-specific AWS SDKs, see the following: