{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "PointOfTime",
"type": "object",
"properties": {
"point_of_time_type": {
"type": "string",
"description": "Type of the point of time. Possible values include: timestamp, offset, statement"
},
"reference": {
"type": "string",
"description": "Relation to the point of time. Currently, the API supports `at` and `before`"
}
}
}