In ActivityPub, these are all equivalent:
"type":"Banana"
"type":["Banana"]
"type":{"＠id":"Banana"}
"type":[{"＠id":"Banana"}]
"type":{"id":"Banana"}
"type":[{"id":"Banana"}]
"＠type":"Banana"
"＠type":["Banana"]
"＠type":{"＠id":"Banana"}
"＠type":[{"＠id":"Banana"}]
"＠type":{"id":"Banana"}
"＠type":[{"id":"Banana"}]
