assumeRolePolicyDocument

The trust policy that is associated with this role. Trust policies define which entities can assume the role. You can associate only one trust policy with a role. For an example of a policy that can be used to assume a role, see Template Examples. For more information about the elements that you can use in an IAM policy, see Policy Elements Reference in the User Guide. Search the CloudFormation User Guide for AWS::IAM::Role for more information about the expected schema for this property.