Description:
EtsyError: [{"path":"/title/0","type":"does_not_start_with_letter_or_number","message":"does not start with a letter or number"},{"path":"/title/0","type":"invalid_characters","message":"contains invalid characters"}]
This error means you used an invalid character in your title.
You cannot use the following characters in your titles:
$
^
`
Solution:
Remove the invalid character(s) from your title(s).
Please see the Documentation page for more information about titles.