No limitation on the number of item at this level. It has already been checked when preparing the query parameters
{
"name": "example42/puppi",
"description": "Puppet driven applications deployment tool",
"homepage": "https://github.com/example42/puppi",
"type": "library",
"license": "Apache License, Version 2.0",
"authors": [
{
"name": "Example42",
"homepage": "http://www.example42.com/"
}
]
}