Create Answer Signature
/answers/{answerid}/signature
note - the endpoint for creating a sketch is the same as below:
Create Asset Signature [POST]
Create a new signature on an Answer.
Authorization: Admin, Web, Mobile
Request
Body{ "answerId":39404281, "image":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAA3AA…” }
Response 200
Body
{ "item": { "image": "data:image/png;base64,iVBORw0KGgoAAAANSUhE..." } }