public VpcInterface withSubnetId(String subnetId) {
        setSubnetId(subnetId);
        return this;
    }
Subnet must be in the AZ of the Flow

@param subnetId
       Subnet must be in the AZ of the Flow
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-mediaconnect/src/main/java/com/amazonaws/services/mediaconnect/model/VpcInterface.java