dimensionValueSource property
The place where Amazon SES finds the value of a dimension to publish to
Amazon CloudWatch. If you want Amazon SES to use the message tags that you
specify using an X-SES-MESSAGE-TAGS header or a parameter to
the SendEmail/SendRawEmail API, choose
messageTag. If you want Amazon SES to use your own email
headers, choose emailHeader.
Implementation
final DimensionValueSource dimensionValueSource;