{ "$schema": "http://json-schema.org/draft-04/schema#", "type": "object", "allOf": [{ "$ref": "core#/definitions/room_event" }], "properties": { "content": { "type": "object", "properties": { "reason": { "type": "string" } } }, "redacts": { "type": "string" }, "type": { "type": "string", "enum": ["m.room.redaction"] } }, "required": ["redacts"] }