SpaceChildSummaryEvent

fun SpaceChildSummaryEvent(    @Json(name = "type") type: String? = null,     @Json(name = "state_key") stateKey: String? = null,     @Json(name = "content") content: Content? = null,     @Json(name = "sender") senderId: String? = null,     @Json(name = "origin_server_ts") originServerTs: Long? = null)