我有一个数据库Board，其中有一个属性是Array类型，当是当我调用LCObject的Save接口时，提示如下信息：
=== HTTP Request Start ===
URL: https://o5kxckea.lc-cn-n1-shared.com/1.1/classes/Board/63ba81aab6bbed131bce103c?
Method: PUT
Headers:
User-Agent: LeanCloud-CSharp-SDK/0.6.0
Accept: application/json
X-LC-Id: O5kxckea9qgF4lG2OCZawpvM-gzGzoHsz
X-LC-Sign: 1ce628dfaa5cb9e21812cd1ab606f928,1673168108069
X-LC-Session: kkwrcr1lsp3r4ynk11lbcpfsu
Content-Type: application/json
Content: {}
=== HTTP Request End ===
=== HTTP Response Start ===
URL: https://o5kxckea.lc-cn-n1-shared.com/1.1/classes/Board/63ba81aab6bbed131bce103c?
Status Code: Forbidden
Content: {"code":403,"error":"Forbidden writing by object's ACL."}
=== HTTP Response End ===
告诉我 “Forbidden writing by object's ACL”，请问这个我该怎么操作才能进行保存？
