Structure containing the stack policy body. (For more information, go to  Prevent Updates to Stack Resources in
            the AWS CloudFormation User Guide.) You must pass StackPolicyBody or StackPolicyURL. If both are passed, only
            StackPolicyBody is used.
             
            
Constraints:
 Declaration Syntax
 Declaration Syntax| C# | 
public string StackPolicyBody { get; set; }