[F] Fix json parsing

src/main/java/ext/Ext.kt

@@ -7,6 +7,7 @@ import io.ktor.client.plugins.contentnegotiation.*
 import io.ktor.serialization.kotlinx.json.*
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import kotlinx.serialization.json.Json
 import org.springframework.http.HttpStatus
 import org.springframework.web.bind.annotation.RequestBody
 import org.springframework.web.bind.annotation.RequestHeader
@@ -32,7 +33,10 @@ fun millis() = System.currentTimeMillis()
 
 val HTTP = HttpClient(CIO) {
     install(ContentNegotiation) {
-        json()
+        json(Json {
+            ignoreUnknownKeys = true
+            isLenient = true
+        })
     }
 }