Issue Summary

The attachments coming from the ServiceNow application via the Service Now e-mail is not showing up properly in the comments rather it shows with Preview Unavailable and at the bottom of the comment the attachment is shown. 

https://jira.atlassian.com/browse/JSDCLOUD-12935 is on a similar stance and the file from the ServiceNow is in the format
""sys_attachment.do?sys_id=65ae4ef9976fa5101a7ab7afe153afad.JPG"." 

As per the same the following characters should not be present: {' ', '/', '\"', ':', '?', '', '<', '|', '>'}

The format holds "?" in between. 

Steps to Reproduce

When the e-mail is sent as comment from ServiceNow along with attachments, they are showing up as Preview Unavailable in the JSM ticket.  

Expected Results

The attachments should show up in the ticket without the Preview Unavailable message. 

Actual Results

Attachments do not load or show up as Preview Unavailable. 

Workaround

None