The traffic-shifting configuration of a Lambda function alias.
The name of the second alias, and the percentage of traffic that's routed to it.
Type: String to double map
Key Length Constraints: Minimum length of 1. Maximum length of 1024.
Valid Range: Minimum value of 0.0. Maximum value of 1.0.
For more information about using this API in one of the language-specific AWS SDKs, see the following: