{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://harnlang.com/schemas/hostlib/session/append.request.json",
"title": "session.append request",
"type": "object",
"properties": {
"root": { "type": "string", "minLength": 1 },
"session_id": { "type": "string", "minLength": 1 },
"event": { "type": "object" }
},
"required": ["root", "session_id", "event"],
"additionalProperties": false
}