diff --git a/lib/reducers/master-reducer.js b/lib/reducers/master-reducer.js
index 3c182b8ee..ea0d36d33 100644
--- a/lib/reducers/master-reducer.js
+++ b/lib/reducers/master-reducer.js
@@ -1,245 +1,258 @@
 // @flow
 
 import { reduceAlertStore } from './alert-reducer.js';
 import { reduceAuxUserStore } from './aux-user-reducer.js';
 import reduceCalendarFilters from './calendar-filters-reducer.js';
 import { reduceCommunityStore } from './community-reducer.js';
 import reduceCustomerServer from './custom-server-reducer.js';
 import reduceDataLoaded from './data-loaded-reducer.js';
 import { reduceDBOpsStore } from './db-ops-reducer.js';
 import { reduceDMOperationsQueue } from './dm-operations-queue-reducer.js';
 import { reduceDraftStore } from './draft-reducer.js';
 import reduceEnabledApps from './enabled-apps-reducer.js';
 import { reduceEntryInfos } from './entry-reducer.js';
 import { reduceIntegrityStore } from './integrity-reducer.js';
 import reduceInviteLinks from './invite-links-reducer.js';
 import reduceKeyserverStore from './keyserver-reducer.js';
 import reduceLifecycleState from './lifecycle-state-reducer.js';
 import { reduceLoadingStatuses } from './loading-reducer.js';
 import { reduceMessageStore } from './message-reducer.js';
 import reduceBaseNavInfo from './nav-reducer.js';
 import policiesReducer from './policies-reducer.js';
 import reduceReportStore from './report-store-reducer.js';
 import { reduceSyncedMetadataStore } from './synced-metadata-reducer.js';
 import reduceGlobalThemeInfo from './theme-reducer.js';
 import { reduceThreadActivity } from './thread-activity-reducer.js';
 import { reduceThreadInfos } from './thread-reducer.js';
 import reduceTunnelbrokerDeviceToken from './tunnelbroker-device-token-reducer.js';
 import { reduceCurrentUserInfo, reduceUserInfos } from './user-reducer.js';
 import { addKeyserverActionType } from '../actions/keyserver-actions.js';
 import { legacySiweAuthActionTypes } from '../actions/siwe-actions.js';
 import { fetchPendingUpdatesActionTypes } from '../actions/update-actions.js';
 import {
   legacyKeyserverRegisterActionTypes,
   legacyLogInActionTypes,
   keyserverAuthActionTypes,
 } from '../actions/user-actions.js';
 import {
   keyserverStoreOpsHandlers,
   type ReplaceKeyserverOperation,
 } from '../ops/keyserver-store-ops.js';
 import { isStaff } from '../shared/staff-utils.js';
+import { processDMOpsActionType } from '../types/dm-ops.js';
 import type { BaseNavInfo } from '../types/nav-types.js';
 import type { BaseAppState, BaseAction } from '../types/redux-types.js';
 import {
   fullStateSyncActionType,
   incrementalStateSyncActionType,
 } from '../types/socket-types.js';
 import type { StoreOperations } from '../types/store-ops-types.js';
 import { isDev } from '../utils/dev-utils.js';
 
 export default function baseReducer<N: BaseNavInfo, T: BaseAppState<N>>(
   state: T,
   action: BaseAction,
   onStateDifference: (message: string) => mixed,
 ): { state: T, storeOperations: StoreOperations } {
   const { threadStore, newThreadInconsistencies, threadStoreOperations } =
     reduceThreadInfos(state.threadStore, action);
   const { threadInfos } = threadStore;
 
   const {
     entryStore,
     reportCreationRequests: newEntryInconsistencies,
     entryStoreOperations,
   } = reduceEntryInfos(state.entryStore, action, threadInfos);
 
   const onStateDifferenceForStaff = (message: string) => {
     const isCurrentUserStaff = state.currentUserInfo?.id
       ? isStaff(state.currentUserInfo.id)
       : false;
     if (isCurrentUserStaff || isDev) {
       onStateDifference(message);
     }
   };
 
   const [userStore, newUserInconsistencies, userStoreOperations] =
     reduceUserInfos(state.userStore, action);
 
   const newInconsistencies = [
     ...newEntryInconsistencies,
     ...newThreadInconsistencies,
     ...newUserInconsistencies,
   ];
   // Only allow checkpoints to increase if we are connected
   // or if the action is a STATE_SYNC
   const { messageStoreOperations, messageStore: reducedMessageStore } =
     reduceMessageStore(state.messageStore, action, threadInfos);
   let messageStore = reducedMessageStore;
 
   let { keyserverStore, keyserverStoreOperations } = reduceKeyserverStore(
     state.keyserverStore,
     action,
     onStateDifferenceForStaff,
   );
 
   if (
     action.type !== incrementalStateSyncActionType &&
     action.type !== fullStateSyncActionType &&
     action.type !== fetchPendingUpdatesActionTypes.success &&
     action.type !== legacyKeyserverRegisterActionTypes.success &&
     action.type !== legacyLogInActionTypes.success &&
     action.type !== legacySiweAuthActionTypes.success &&
     action.type !== keyserverAuthActionTypes.success &&
     action.type !== addKeyserverActionType
   ) {
     const replaceOperations: ReplaceKeyserverOperation[] = [];
     for (const keyserverID in keyserverStore.keyserverInfos) {
       if (
         keyserverStore.keyserverInfos[keyserverID].connection.status ===
         'connected'
       ) {
         continue;
       }
       if (
         messageStore.currentAsOf[keyserverID] !==
         state.messageStore.currentAsOf[keyserverID]
       ) {
         messageStore = {
           ...messageStore,
           currentAsOf: {
             ...messageStore.currentAsOf,
             [keyserverID]: state.messageStore.currentAsOf[keyserverID],
           },
         };
       }
       if (
         state.keyserverStore.keyserverInfos[keyserverID] &&
         keyserverStore.keyserverInfos[keyserverID].updatesCurrentAsOf !==
           state.keyserverStore.keyserverInfos[keyserverID].updatesCurrentAsOf
       ) {
         replaceOperations.push({
           type: 'replace_keyserver',
           payload: {
             id: keyserverID,
             keyserverInfo: {
               ...keyserverStore.keyserverInfos[keyserverID],
               updatesCurrentAsOf:
                 state.keyserverStore.keyserverInfos[keyserverID]
                   .updatesCurrentAsOf,
             },
           },
         });
       }
     }
 
     keyserverStore = keyserverStoreOpsHandlers.processStoreOperations(
       keyserverStore,
       replaceOperations,
     );
     keyserverStoreOperations = [
       ...keyserverStoreOperations,
       ...replaceOperations,
     ];
   }
 
   const { draftStore, draftStoreOperations } = reduceDraftStore(
     state.draftStore,
     action,
   );
 
   const { reportStore, reportStoreOperations } = reduceReportStore(
     state.reportStore,
     action,
     newInconsistencies,
   );
 
   const { communityStore, communityStoreOperations } = reduceCommunityStore(
     state.communityStore,
     action,
   );
 
   const { integrityStore, integrityStoreOperations } = reduceIntegrityStore(
     state.integrityStore,
     action,
     threadInfos,
     threadStoreOperations,
   );
 
   const { syncedMetadataStore, syncedMetadataStoreOperations } =
     reduceSyncedMetadataStore(state.syncedMetadataStore, action);
 
   const { auxUserStore, auxUserStoreOperations } = reduceAuxUserStore(
     state.auxUserStore,
     action,
   );
 
   const { threadActivityStore, threadActivityStoreOperations } =
     reduceThreadActivity(state.threadActivityStore, action);
 
+  let storeOperations = {
+    draftStoreOperations,
+    threadStoreOperations,
+    messageStoreOperations,
+    reportStoreOperations,
+    userStoreOperations,
+    keyserverStoreOperations,
+    communityStoreOperations,
+    integrityStoreOperations,
+    syncedMetadataStoreOperations,
+    auxUserStoreOperations,
+    threadActivityStoreOperations,
+    entryStoreOperations,
+  };
+
+  if (
+    action.type === processDMOpsActionType &&
+    action.payload.outboundP2PMessages
+  ) {
+    storeOperations = {
+      ...storeOperations,
+      outboundP2PMessages: action.payload.outboundP2PMessages,
+    };
+  }
+
   return {
     state: {
       ...state,
       navInfo: reduceBaseNavInfo(state.navInfo, action),
       draftStore,
       entryStore,
       loadingStatuses: reduceLoadingStatuses(state.loadingStatuses, action),
       currentUserInfo: reduceCurrentUserInfo(state.currentUserInfo, action),
       threadStore,
       userStore,
       messageStore,
       calendarFilters: reduceCalendarFilters(
         state.calendarFilters,
         action,
         threadStore,
       ),
       alertStore: reduceAlertStore(state.alertStore, action),
       lifecycleState: reduceLifecycleState(state.lifecycleState, action),
       enabledApps: reduceEnabledApps(state.enabledApps, action),
       reportStore,
       dataLoaded: reduceDataLoaded(state.dataLoaded, action),
       userPolicies: policiesReducer(state.userPolicies, action),
       inviteLinksStore: reduceInviteLinks(state.inviteLinksStore, action),
       keyserverStore,
       integrityStore,
       globalThemeInfo: reduceGlobalThemeInfo(state.globalThemeInfo, action),
       customServer: reduceCustomerServer(state.customServer, action),
       communityStore,
       dbOpsStore: reduceDBOpsStore(state.dbOpsStore, action),
       syncedMetadataStore,
       auxUserStore,
       threadActivityStore,
       tunnelbrokerDeviceToken: reduceTunnelbrokerDeviceToken(
         state.tunnelbrokerDeviceToken,
         action,
       ),
       queuedDMOperations: reduceDMOperationsQueue(
         state.queuedDMOperations,
         action,
       ),
     },
-    storeOperations: {
-      draftStoreOperations,
-      threadStoreOperations,
-      messageStoreOperations,
-      reportStoreOperations,
-      userStoreOperations,
-      keyserverStoreOperations,
-      communityStoreOperations,
-      integrityStoreOperations,
-      syncedMetadataStoreOperations,
-      auxUserStoreOperations,
-      threadActivityStoreOperations,
-      entryStoreOperations,
-    },
+    storeOperations,
   };
 }
diff --git a/lib/shared/dm-ops/process-dm-ops.js b/lib/shared/dm-ops/process-dm-ops.js
index 66aa77542..e31619f99 100644
--- a/lib/shared/dm-ops/process-dm-ops.js
+++ b/lib/shared/dm-ops/process-dm-ops.js
@@ -1,175 +1,176 @@
 // @flow
 
 import _groupBy from 'lodash/fp/groupBy.js';
 import * as React from 'react';
 import uuid from 'uuid';
 
 import { dmOpSpecs } from './dm-op-specs.js';
 import type {
   OutboundDMOperationSpecification,
   DMOperationSpecification,
 } from './dm-op-utils.js';
 import { useLoggedInUserInfo } from '../../hooks/account-hooks.js';
 import { useGetLatestMessageEdit } from '../../hooks/latest-message-edit.js';
 import { useDispatchWithMessageSource } from '../../hooks/ops-hooks.js';
 import { mergeUpdatesWithMessageInfos } from '../../reducers/message-reducer.js';
 import { usePeerToPeerCommunication } from '../../tunnelbroker/peer-to-peer-context.js';
 import {
   processDMOpsActionType,
   queueDMOpsActionType,
 } from '../../types/dm-ops.js';
 import type { RawThreadInfo } from '../../types/minimally-encoded-thread-permissions-types.js';
 import { threadTypes } from '../../types/thread-types-enum.js';
 import type { LegacyRawThreadInfo } from '../../types/thread-types.js';
 import { updateTypes } from '../../types/update-types-enum.js';
 import { useSelector } from '../../utils/redux-utils.js';
 import { messageSpecs } from '../messages/message-specs.js';
 import { updateSpecs } from '../updates/update-specs.js';
 
 function useProcessDMOperation(): (
   dmOperationSpecification: DMOperationSpecification,
 ) => Promise<void> {
   const fetchMessage = useGetLatestMessageEdit();
   const threadInfos = useSelector(state => state.threadStore.threadInfos);
 
   const utilities = React.useMemo(
     () => ({
       fetchMessage,
       threadInfos,
     }),
     [fetchMessage, threadInfos],
   );
 
   const dispatchWithMessageSource = useDispatchWithMessageSource();
   const loggedInUserInfo = useLoggedInUserInfo();
   const viewerID = loggedInUserInfo?.id;
   return React.useCallback(
     async (dmOperationSpecification: DMOperationSpecification) => {
       if (!viewerID) {
         console.log('ignored DMOperation because logged out');
         return;
       }
 
       const { op: dmOp, metadata } = dmOperationSpecification;
       const processingCheckResult = dmOpSpecs[dmOp.type].canBeProcessed(
         dmOp,
         viewerID,
         utilities,
       );
       if (!processingCheckResult.isProcessingPossible) {
         if (processingCheckResult.reason.type === 'missing_thread') {
           dispatchWithMessageSource(
             {
               type: queueDMOpsActionType,
               payload: {
                 operation: dmOp,
                 threadID: processingCheckResult.reason.threadID,
                 timestamp: Date.now(),
               },
             },
             metadata,
           );
         }
         return;
       }
       const { rawMessageInfos, updateInfos } = await dmOpSpecs[
         dmOp.type
       ].processDMOperation(dmOp, viewerID, utilities);
 
       const { rawMessageInfos: allNewMessageInfos } =
         mergeUpdatesWithMessageInfos(rawMessageInfos, updateInfos);
       const messagesByThreadID = _groupBy(message => message.threadID)(
         allNewMessageInfos,
       );
 
       const updatedThreadInfosByThreadID: {
         [string]: RawThreadInfo | LegacyRawThreadInfo,
       } = {};
       for (const threadID in messagesByThreadID) {
         updatedThreadInfosByThreadID[threadID] = threadInfos[threadID];
       }
       for (const update of updateInfos) {
         const updatedThreadInfo = updateSpecs[
           update.type
         ].getUpdatedThreadInfo?.(update, updatedThreadInfosByThreadID);
         if (
           updatedThreadInfo &&
           updatedThreadInfo?.type === threadTypes.THICK_SIDEBAR
         ) {
           updatedThreadInfosByThreadID[updatedThreadInfo.id] =
             updatedThreadInfo;
         }
       }
 
       for (const threadID in messagesByThreadID) {
         const repliesCountIncreasingMessages = messagesByThreadID[
           threadID
         ].filter(message => messageSpecs[message.type].includedInRepliesCount);
         if (repliesCountIncreasingMessages.length > 0) {
           const threadInfo = updatedThreadInfosByThreadID[threadID];
           const repliesCountIncreaseTime = Math.max(
             repliesCountIncreasingMessages.map(message => message.time),
           );
           updateInfos.push({
             type: updateTypes.UPDATE_THREAD,
             id: uuid.v4(),
             time: repliesCountIncreaseTime,
             threadInfo: {
               ...threadInfo,
               repliesCount:
                 threadInfo.repliesCount + repliesCountIncreasingMessages.length,
             },
           });
         }
 
         const messagesFromOtherPeers = messagesByThreadID[threadID].filter(
           message => message.creatorID !== viewerID,
         );
         if (messagesFromOtherPeers.length === 0) {
           continue;
         }
         // We take the most recent timestamp to make sure that updates older
         // than it won't flip the status to read.
         const time = Math.max(
           messagesFromOtherPeers.map(message => message.time),
         );
         updateInfos.push({
           type: updateTypes.UPDATE_THREAD_READ_STATUS,
           id: uuid.v4(),
           time,
           threadID,
           unread: true,
         });
       }
 
       dispatchWithMessageSource(
         {
           type: processDMOpsActionType,
           payload: {
             rawMessageInfos,
             updateInfos,
+            outboundP2PMessages: null,
           },
         },
         metadata,
       );
     },
     [viewerID, utilities, dispatchWithMessageSource, threadInfos],
   );
 }
 
 function useProcessAndSendDMOperation(): (
   dmOperationSpecification: OutboundDMOperationSpecification,
 ) => Promise<void> {
   const processDMOps = useProcessDMOperation();
   const { sendDMOperation } = usePeerToPeerCommunication();
 
   return React.useCallback(
     async (dmOperationSpecification: OutboundDMOperationSpecification) => {
       await processDMOps(dmOperationSpecification);
       await sendDMOperation(dmOperationSpecification);
     },
     [processDMOps, sendDMOperation],
   );
 }
 
 export { useProcessDMOperation, useProcessAndSendDMOperation };
diff --git a/lib/types/dm-ops.js b/lib/types/dm-ops.js
index a942dc26f..f88cb8033 100644
--- a/lib/types/dm-ops.js
+++ b/lib/types/dm-ops.js
@@ -1,386 +1,387 @@
 // @flow
 
 import t, { type TInterface, type TUnion, type TStructProps } from 'tcomb';
 
 import { clientAvatarValidator, type ClientAvatar } from './avatar-types.js';
 import type { RawMessageInfo } from './message-types.js';
 import type { OutboundP2PMessage } from './sqlite-types.js';
 import {
   type NonSidebarThickThreadType,
   nonSidebarThickThreadTypes,
   type ThickThreadType,
   thickThreadTypeValidator,
 } from './thread-types-enum.js';
 import type { ClientUpdateInfo } from './update-types.js';
 import { values } from '../utils/objects.js';
 import { tColor, tShape, tString, tUserID } from '../utils/validation-utils.js';
 
 export const dmOperationTypes = Object.freeze({
   CREATE_THREAD: 'create_thread',
   CREATE_SIDEBAR: 'create_sidebar',
   SEND_TEXT_MESSAGE: 'send_text_message',
   SEND_REACTION_MESSAGE: 'send_reaction_message',
   SEND_EDIT_MESSAGE: 'send_edit_message',
   ADD_MEMBERS: 'add_members',
   ADD_VIEWER_TO_THREAD_MEMBERS: 'add_viewer_to_thread_members',
   JOIN_THREAD: 'join_thread',
   LEAVE_THREAD: 'leave_thread',
   REMOVE_MEMBERS: 'remove_members',
   CHANGE_THREAD_SETTINGS: 'change_thread_settings',
   CHANGE_THREAD_SETTINGS_AND_ADD_VIEWER:
     'change_thread_settings_and_add_viewer',
 });
 export type DMOperationType = $Values<typeof dmOperationTypes>;
 
 export type CreateThickRawThreadInfoInput = {
   +threadID: string,
   +threadType: ThickThreadType,
   +creationTime: number,
   +parentThreadID?: ?string,
   +allMemberIDs: $ReadOnlyArray<string>,
   +roleID: string,
   +creatorID: string,
   +name?: ?string,
   +avatar?: ?ClientAvatar,
   +description?: ?string,
   +color?: ?string,
   +containingThreadID?: ?string,
   +sourceMessageID?: ?string,
   +repliesCount?: ?number,
   +pinnedCount?: ?number,
 };
 export const createThickRawThreadInfoInputValidator: TInterface<CreateThickRawThreadInfoInput> =
   tShape<CreateThickRawThreadInfoInput>({
     threadID: t.String,
     threadType: thickThreadTypeValidator,
     creationTime: t.Number,
     parentThreadID: t.maybe(t.String),
     allMemberIDs: t.list(tUserID),
     roleID: t.String,
     creatorID: tUserID,
     name: t.maybe(t.String),
     avatar: t.maybe(clientAvatarValidator),
     description: t.maybe(t.String),
     color: t.maybe(t.String),
     containingThreadID: t.maybe(t.String),
     sourceMessageID: t.maybe(t.String),
     repliesCount: t.maybe(t.Number),
     pinnedCount: t.maybe(t.Number),
   });
 
 export type DMCreateThreadOperation = {
   +type: 'create_thread',
   +threadID: string,
   +creatorID: string,
   +time: number,
   +threadType: NonSidebarThickThreadType,
   +memberIDs: $ReadOnlyArray<string>,
   +roleID: string,
   +newMessageID: string,
 };
 export const dmCreateThreadOperationValidator: TInterface<DMCreateThreadOperation> =
   tShape<DMCreateThreadOperation>({
     type: tString(dmOperationTypes.CREATE_THREAD),
     threadID: t.String,
     creatorID: tUserID,
     time: t.Number,
     threadType: t.enums.of(values(nonSidebarThickThreadTypes)),
     memberIDs: t.list(tUserID),
     roleID: t.String,
     newMessageID: t.String,
   });
 
 export type DMCreateSidebarOperation = {
   +type: 'create_sidebar',
   +threadID: string,
   +creatorID: string,
   +time: number,
   +parentThreadID: string,
   +memberIDs: $ReadOnlyArray<string>,
   +sourceMessageID: string,
   +roleID: string,
   +newSidebarSourceMessageID: string,
   +newCreateSidebarMessageID: string,
 };
 export const dmCreateSidebarOperationValidator: TInterface<DMCreateSidebarOperation> =
   tShape<DMCreateSidebarOperation>({
     type: tString(dmOperationTypes.CREATE_SIDEBAR),
     threadID: t.String,
     creatorID: tUserID,
     time: t.Number,
     parentThreadID: t.String,
     memberIDs: t.list(tUserID),
     sourceMessageID: t.String,
     roleID: t.String,
     newSidebarSourceMessageID: t.String,
     newCreateSidebarMessageID: t.String,
   });
 
 export type DMSendTextMessageOperation = {
   +type: 'send_text_message',
   +threadID: string,
   +creatorID: string,
   +time: number,
   +messageID: string,
   +text: string,
 };
 export const dmSendTextMessageOperationValidator: TInterface<DMSendTextMessageOperation> =
   tShape<DMSendTextMessageOperation>({
     type: tString(dmOperationTypes.SEND_TEXT_MESSAGE),
     threadID: t.String,
     creatorID: tUserID,
     time: t.Number,
     messageID: t.String,
     text: t.String,
   });
 
 export type DMSendReactionMessageOperation = {
   +type: 'send_reaction_message',
   +threadID: string,
   +creatorID: string,
   +time: number,
   +messageID: string,
   +targetMessageID: string,
   +reaction: string,
   +action: 'add_reaction' | 'remove_reaction',
 };
 export const dmSendReactionMessageOperationValidator: TInterface<DMSendReactionMessageOperation> =
   tShape<DMSendReactionMessageOperation>({
     type: tString(dmOperationTypes.SEND_REACTION_MESSAGE),
     threadID: t.String,
     creatorID: tUserID,
     time: t.Number,
     messageID: t.String,
     targetMessageID: t.String,
     reaction: t.String,
     action: t.enums.of(['add_reaction', 'remove_reaction']),
   });
 
 export type DMSendEditMessageOperation = {
   +type: 'send_edit_message',
   +threadID: string,
   +creatorID: string,
   +time: number,
   +messageID: string,
   +targetMessageID: string,
   +text: string,
 };
 export const dmSendEditMessageOperationValidator: TInterface<DMSendEditMessageOperation> =
   tShape<DMSendEditMessageOperation>({
     type: tString(dmOperationTypes.SEND_EDIT_MESSAGE),
     threadID: t.String,
     creatorID: tUserID,
     time: t.Number,
     messageID: t.String,
     targetMessageID: t.String,
     text: t.String,
   });
 
 type DMAddMembersBase = {
   +editorID: string,
   +time: number,
   +messageID: string,
   +addedUserIDs: $ReadOnlyArray<string>,
 };
 const dmAddMembersBaseValidatorShape = {
   editorID: tUserID,
   time: t.Number,
   messageID: t.String,
   addedUserIDs: t.list(tUserID),
 };
 
 export type DMAddMembersOperation = $ReadOnly<{
   +type: 'add_members',
   +threadID: string,
   ...DMAddMembersBase,
 }>;
 export const dmAddMembersOperationValidator: TInterface<DMAddMembersOperation> =
   tShape<DMAddMembersOperation>({
     type: tString(dmOperationTypes.ADD_MEMBERS),
     threadID: t.String,
     ...dmAddMembersBaseValidatorShape,
   });
 
 export type DMAddViewerToThreadMembersOperation = $ReadOnly<{
   +type: 'add_viewer_to_thread_members',
   +existingThreadDetails: CreateThickRawThreadInfoInput,
   ...DMAddMembersBase,
 }>;
 export const dmAddViewerToThreadMembersValidator: TInterface<DMAddViewerToThreadMembersOperation> =
   tShape<DMAddViewerToThreadMembersOperation>({
     type: tString(dmOperationTypes.ADD_VIEWER_TO_THREAD_MEMBERS),
     existingThreadDetails: createThickRawThreadInfoInputValidator,
     ...dmAddMembersBaseValidatorShape,
   });
 
 export type DMJoinThreadOperation = {
   +type: 'join_thread',
   +joinerID: string,
   +time: number,
   +messageID: string,
   +existingThreadDetails: CreateThickRawThreadInfoInput,
 };
 export const dmJoinThreadOperationValidator: TInterface<DMJoinThreadOperation> =
   tShape<DMJoinThreadOperation>({
     type: tString(dmOperationTypes.JOIN_THREAD),
     joinerID: tUserID,
     time: t.Number,
     messageID: t.String,
     existingThreadDetails: createThickRawThreadInfoInputValidator,
   });
 
 export type DMLeaveThreadOperation = {
   +type: 'leave_thread',
   +editorID: string,
   +time: number,
   +messageID: string,
   +threadID: string,
 };
 export const dmLeaveThreadOperationValidator: TInterface<DMLeaveThreadOperation> =
   tShape<DMLeaveThreadOperation>({
     type: tString(dmOperationTypes.LEAVE_THREAD),
     editorID: tUserID,
     time: t.Number,
     messageID: t.String,
     threadID: t.String,
   });
 
 export type DMRemoveMembersOperation = {
   +type: 'remove_members',
   +editorID: string,
   +time: number,
   +messageID: string,
   +threadID: string,
   +removedUserIDs: $ReadOnlyArray<string>,
 };
 export const dmRemoveMembersOperationValidator: TInterface<DMRemoveMembersOperation> =
   tShape<DMRemoveMembersOperation>({
     type: tString(dmOperationTypes.REMOVE_MEMBERS),
     editorID: tUserID,
     time: t.Number,
     messageID: t.String,
     threadID: t.String,
     removedUserIDs: t.list(tUserID),
   });
 
 type DMChangeThreadSettingsBase = {
   +editorID: string,
   +time: number,
   +changes: {
     +name?: string,
     +description?: string,
     +color?: string,
     +newMemberIDs?: $ReadOnlyArray<string>,
     +avatar?: ClientAvatar,
   },
   +messageIDsPrefix: string,
 };
 const dmChangeThreadSettingsBaseValidatorShape: TStructProps<DMChangeThreadSettingsBase> =
   {
     editorID: tUserID,
     time: t.Number,
     changes: tShape({
       name: t.maybe(t.String),
       description: t.maybe(t.String),
       color: t.maybe(tColor),
       newMemberIDs: t.maybe(t.list(tUserID)),
       avatar: t.maybe(clientAvatarValidator),
     }),
     messageIDsPrefix: t.String,
   };
 
 export type DMChangeThreadSettingsOperation = $ReadOnly<{
   +type: 'change_thread_settings',
   +threadID: string,
   ...DMChangeThreadSettingsBase,
 }>;
 export const dmChangeThreadSettingsOperationValidator: TInterface<DMChangeThreadSettingsOperation> =
   tShape<DMChangeThreadSettingsOperation>({
     type: tString(dmOperationTypes.CHANGE_THREAD_SETTINGS),
     threadID: t.String,
     ...dmChangeThreadSettingsBaseValidatorShape,
   });
 
 export type DMChangeThreadSettingsAndAddViewerOperation = $ReadOnly<{
   +type: 'change_thread_settings_and_add_viewer',
   +existingThreadDetails: CreateThickRawThreadInfoInput,
   ...DMChangeThreadSettingsBase,
 }>;
 export const dmChangeThreadSettingsAndAddViewerOperationValidator: TInterface<DMChangeThreadSettingsAndAddViewerOperation> =
   tShape<DMChangeThreadSettingsAndAddViewerOperation>({
     type: tString(dmOperationTypes.CHANGE_THREAD_SETTINGS_AND_ADD_VIEWER),
     existingThreadDetails: createThickRawThreadInfoInputValidator,
     ...dmChangeThreadSettingsBaseValidatorShape,
   });
 
 export type DMOperation =
   | DMCreateThreadOperation
   | DMCreateSidebarOperation
   | DMSendTextMessageOperation
   | DMSendReactionMessageOperation
   | DMSendEditMessageOperation
   | DMAddMembersOperation
   | DMAddViewerToThreadMembersOperation
   | DMJoinThreadOperation
   | DMLeaveThreadOperation
   | DMRemoveMembersOperation
   | DMChangeThreadSettingsOperation
   | DMChangeThreadSettingsAndAddViewerOperation;
 export const dmOperationValidator: TUnion<DMOperation> = t.union([
   dmCreateThreadOperationValidator,
   dmCreateSidebarOperationValidator,
   dmSendTextMessageOperationValidator,
   dmSendReactionMessageOperationValidator,
   dmSendEditMessageOperationValidator,
   dmAddMembersOperationValidator,
   dmAddViewerToThreadMembersValidator,
   dmJoinThreadOperationValidator,
   dmLeaveThreadOperationValidator,
   dmRemoveMembersOperationValidator,
   dmChangeThreadSettingsOperationValidator,
   dmChangeThreadSettingsAndAddViewerOperationValidator,
 ]);
 
 export type DMOperationResult = {
   rawMessageInfos: Array<RawMessageInfo>,
   updateInfos: Array<ClientUpdateInfo>,
 };
 
 export const processDMOpsActionType = 'PROCESS_DM_OPS';
 
 export type ProcessDMOpsPayload = {
   +rawMessageInfos: $ReadOnlyArray<RawMessageInfo>,
   +updateInfos: $ReadOnlyArray<ClientUpdateInfo>,
+  +outboundP2PMessages: ?$ReadOnlyArray<OutboundP2PMessage>,
 };
 
 export const queueDMOpsActionType = 'QUEUE_DM_OPS';
 export type QueueDMOpsPayload = {
   +operation: DMOperation,
   +threadID: string,
   +timestamp: number,
 };
 
 export const pruneDMOpsQueueActionType = 'PRUNE_DM_OPS_QUEUE';
 export type PruneDMOpsQueuePayload = {
   +pruneMaxTimestamp: number,
 };
 
 export const scheduleP2PMessagesActionType = 'SCHEDULE_P2P_MESSAGES';
 export type ScheduleP2PMessagesPayload = {
   +dmOpID: string,
   +messages: $ReadOnlyArray<OutboundP2PMessage>,
 };
 
 export const clearQueuedThreadDMOpsActionType = 'CLEAR_QUEUED_THREAD_DM_OPS';
 export type ClearQueuedThreadDMOpsPayload = {
   +threadID: string,
 };
 
 export type QueuedDMOperations = {
   +operations: {
     +[threadID: string]: $ReadOnlyArray<{
       +operation: DMOperation,
       +timestamp: number,
     }>,
   },
 };