Changes to List sequence events

added the optional property events/items/outcome to the response with the 200 status

added the optional property events/items/reason to the response with the 200 status

added the optional property issues to the response with the 400 status

added the optional property issues to the response with the 401 status

added the optional property issues to the response with the 404 status

added the optional property issues to the response with the 503 status

added the new undefined enum value to the events/items/emailType response property for the response status 200

added the optional property retryable to the response with the 400 status

added the optional property retryable to the response with the 401 status

added the optional property retryable to the response with the 404 status

added the optional property retryable to the response with the 503 status

added the non-success response with the status 503

added the optional property code to the response with the 400 status

added the optional property code to the response with the 401 status

added the optional property code to the response with the 404 status

added the new optional query request parameter automationNodeId

the response property success became optional for the status 400

the response property success became optional for the status 401

the response property success became optional for the status 404

added the new transport_failure enum value to the events/items/eventType response property for the response status 200

added the new enum value transport_failure to the query request parameter eventType

endpoint added