Get the variable definitions for a document. Use this to understand what variables are required for bulk rendering.
API Key (starts with ak_...)
Document variable definitions
Document ID
Document title
Variable definitions from the document
{
"companyName": { "type": "string" },
"logo": { "type": "image", "width": 150 },
"items": { "type": "list" }
}List of variable names
["companyName", "logo", "items"]