ensure mod service header present for appeals (#9025)

src/screens/Takendown.tsx

@@ -9,7 +9,10 @@ import {useLingui} from '@lingui/react'
 import {useMutation} from '@tanstack/react-query'
 import Graphemer from 'graphemer'
 
-import {MAX_REPORT_REASON_GRAPHEME_LENGTH} from '#/lib/constants'
+import {
+  BLUESKY_MOD_SERVICE_HEADERS,
+  MAX_REPORT_REASON_GRAPHEME_LENGTH,
+} from '#/lib/constants'
 import {useEnableKeyboardController} from '#/lib/hooks/useEnableKeyboardController'
 import {cleanError} from '#/lib/strings/errors'
 import {isIOS, isWeb} from '#/platform/detection'
@@ -49,14 +52,20 @@ export function Takendown() {
   } = useMutation({
     mutationFn: async (appealText: string) => {
       if (!currentAccount) throw new Error('No session')
-      await agent.com.atproto.moderation.createReport({
+      await agent.com.atproto.moderation.createReport(
+        {
           reasonType: ComAtprotoModerationDefs.REASONAPPEAL,
           subject: {
             $type: 'com.atproto.admin.defs#repoRef',
             did: currentAccount.did,
           } satisfies ComAtprotoAdminDefs.RepoRef,
           reason: appealText,
-      })
+        },
+        {
+          encoding: 'application/json',
+          headers: BLUESKY_MOD_SERVICE_HEADERS,
+        },
+      )
     },
     onSuccess: () => setReason(''),
   })