[求助]发送好友消息出现错误

[lindongbin]

发送的格式内容
{"type": "SendToFriend", "content":{"bot": 1077729254, "friend": 8482303, "message": [{"type": "Plain", "text": "现在是"}]}}

出现的错误提示
{"type":"ActionResult","success":false,"result":{"error":"kotlinx.serialization.json.internal.JsonDecodingException: Unexpected JSON token at offset 36: Expected '}'\nJSON input: {"type": "SendToFriend", "content": {"bot": 1077729254, "friend": 8482303, "message": [{"type": "Plain", "text": "\u73b0\u5728\u662f4\u65f633\u5206"}]}}","errorDetail":"kotlinx.serialization.json.internal.JsonDecodingException: Unexpected JSON token at offset 36: Expected '}'\nJSON input: {"type": "SendToFriend", "content": {"bot": 1077729254, "friend": 8482303, "message": [{"type": "Plain", "text": "\u73b0\u5728\u662f4\u65f633\u5206"}]}}\r\n\tat kotlinx.serialization.json.internal.JsonExceptionsKt.JsonDecodingException(JsonExceptions.kt:30)\r\n\tat kotlinx.serialization.json.internal.JsonReader.fail(JsonReader.kt:329)\r\n\tat kotlinx.serialization.json.internal.StreamingJsonDecoder.endStructure(StreamingJsonDecoder.kt:62)\r\n\tat io.github.karlatemp.miraiwebsocketapi.actions.Request$RequestSerializer.deserialize(Request.kt:102)\r\n\tat io.github.karlatemp.miraiwebsocketapi.actions.Request$RequestSerializer.deserialize(Request.kt:26)\r\n\tat kotlinx.serialization.json.internal.PolymorphicKt.decodeSerializableValuePolymorphic(Polymorphic.kt:62)\r\n\tat kotlinx.serialization.json.internal.StreamingJsonDecoder.decodeSerializableValue(StreamingJsonDecoder.kt:40)\r\n\tat kotlinx.serialization.json.Json.decodeFromString(Json.kt:85)\r\n\tat io.github.karlatemp.miraiwebsocketapi.MiraiWebsocketApiKt$web$1$1.invokeSuspend(MiraiWebsocketApi.kt:221)\r\n\tat kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)\r\n\tat kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:56)\r\n\tat kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:571)\r\n\tat kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:738)\r\n\tat kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:678)\r\n\tat kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:665)\r\n"}}

用的是 2.0.0 dev 1，麻烦看下是哪里出问题了