author_submitAndWatchExtrinsic RPC Method - AssetHub参数extrinsic字符串必填正在加载...退货 结果ExtrinsicStatus正在加载...请求1wscat -c asset-hub \2# 等待连接3{"id":1,"jsonrpc":"2.0","method":"author_submitAndWatchExtrinsic","params":["SIGNED_EXTRINSIC"]}1wscat -c asset-hub \2# 等待连接3{"id":1,"jsonrpc":"2.0","method":"author_submitAndWatchExtrinsic","params":["SIGNED_EXTRINSIC"]}还没有账号吗?endpoint 几秒钟endpoint 创建您的Quicknode endpoint ,并开始构建免费开始使用