stepFunctions:
  stateMachines:
    SendEmails:
      name: SendEmails
      definition:
        StartAt: calculateWaitIntervals
        States:
          calculateWaitIntervals:
            Type: Task
            Resource:
              Fn::GetAtt: [calculateWaitIntervals, Arn]            
            Next: Wait
          Wait:
            Type: Wait
            Next: SendEmail
            Seconds: 60
          SendEmail:
            Type: Task
            End: true
            Parameters:
              Content:
                Simple:
                  Body:
                    Text:
                      Charset: UTF-8
                      Data: body
                  Subject:
                    Charset: UTF-8
                    Data: " the subject"
              Destination:
                ToAddresses:
                - my@mail.address
              FromEmailAddress: my@mail.address
            Resource: arn:aws:states:::aws-sdk:sesv2:sendEmail

  validate: true

$ sls deploy --stage tst
Running "serverless" from node_modules

Deploying mydata to stage tst (eu-west-1)
Cannot generate IAM policy statement for Task state { Type: 'Task',
  End: true,
  Parameters:
   { Content: { Simple: { Body: { Text: [Object] }, Subject: { Charset: 'UTF-8', Data: ' the subject' } } },
     Destination: { ToAddresses: [ 'my@mail.address' ] },
     FromEmailAddress: 'my@mail.address' },
  Resource: 'arn:aws:states:::aws-sdk:sesv2:sendEmail' }
✓ State machine "SendEmails" definition is valid

✔ Service deployed to stack mydata-tst (98s)