diff --git a/lib/push/send-utils.js b/lib/push/send-utils.js
index f25d72b65..81cd894ce 100644
--- a/lib/push/send-utils.js
+++ b/lib/push/send-utils.js
@@ -1,1327 +1,1331 @@
 // @flow
 
 import _pickBy from 'lodash/fp/pickBy.js';
 import uuidv4 from 'uuid/v4.js';
 
 import {
   createAndroidVisualNotification,
   createAndroidBadgeOnlyNotification,
   createAndroidNotificationRescind,
 } from './android-notif-creators.js';
 import {
   createAPNsVisualNotification,
   createAPNsBadgeOnlyNotification,
   createAPNsNotificationRescind,
 } from './apns-notif-creators.js';
 import type { LargeNotifEncryptionResult, LargeNotifData } from './crypto';
 import {
   stringToVersionKey,
   getDevicesByPlatform,
   generateNotifUserInfoPromise,
   userAllowsNotif,
 } from './utils.js';
 import { createWebNotification } from './web-notif-creators.js';
 import { createWNSNotification } from './wns-notif-creators.js';
 import { hasPermission } from '../permissions/minimally-encoded-thread-permissions.js';
 import {
   createMessageInfo,
   shimUnsupportedRawMessageInfos,
   sortMessageInfoList,
 } from '../shared/message-utils.js';
 import { pushTypes } from '../shared/messages/message-spec.js';
 import { messageSpecs } from '../shared/messages/message-specs.js';
 import {
   notifTextsForMessageInfo,
   getNotifCollapseKey,
 } from '../shared/notif-utils.js';
 import {
   isMemberActive,
   threadInfoFromRawThreadInfo,
 } from '../shared/thread-utils.js';
 import { hasMinCodeVersion } from '../shared/version-utils.js';
 import type { AuxUserInfos } from '../types/aux-user-types.js';
 import type { PlatformDetails, Platform } from '../types/device-types.js';
 import {
   identityDeviceTypeToPlatform,
   type IdentityPlatformDetails,
 } from '../types/identity-service-types.js';
 import {
   type MessageData,
   type RawMessageInfo,
 } from '../types/message-types.js';
 import type { ThreadInfo } from '../types/minimally-encoded-thread-permissions-types.js';
 import type {
   ResolvedNotifTexts,
   NotificationTargetDevice,
   TargetedNotificationWithPlatform,
   SenderDeviceDescriptor,
   EncryptedNotifUtilsAPI,
 } from '../types/notif-types.js';
 import type { ThreadSubscription } from '../types/subscription-types.js';
 import type { ThickRawThreadInfos } from '../types/thread-types.js';
 import type { UserInfos } from '../types/user-types.js';
 import { getConfig } from '../utils/config.js';
 import type { DeviceSessionCreationRequest } from '../utils/crypto-utils.js';
 import { type GetENSNames } from '../utils/ens-helpers.js';
 import { type GetFCNames } from '../utils/farcaster-helpers.js';
 import { values } from '../utils/objects.js';
 import { promiseAll } from '../utils/promises.js';
 
 export type Device = {
   +platformDetails: PlatformDetails,
   +deliveryID: string,
   +cryptoID: string,
 };
 
 export type ThreadSubscriptionWithRole = $ReadOnly<{
   ...ThreadSubscription,
   +role: ?string,
 }>;
 
 export type PushUserInfo = {
   +devices: $ReadOnlyArray<Device>,
   +messageInfos: RawMessageInfo[],
   +messageDatas: MessageData[],
   +subscriptions?: {
     +[threadID: string]: ThreadSubscriptionWithRole,
   },
 };
 
 export type PushInfo = { +[userID: string]: PushUserInfo };
 
 export type CollapsableNotifInfo = {
   collapseKey: ?string,
   existingMessageInfos: RawMessageInfo[],
   newMessageInfos: RawMessageInfo[],
 };
 
 export type FetchCollapsableNotifsResult = {
   +[userID: string]: $ReadOnlyArray<CollapsableNotifInfo>,
 };
 
 function identityPlatformDetailsToPlatformDetails(
   identityPlatformDetails: IdentityPlatformDetails,
 ): PlatformDetails {
   const { deviceType, ...rest } = identityPlatformDetails;
   return {
     ...rest,
     platform: identityDeviceTypeToPlatform[deviceType],
   };
 }
 
 async function getPushUserInfo(
   messageInfos: { +[id: string]: RawMessageInfo },
   auxUserInfos: AuxUserInfos,
   notifCreationData: ?{
     +messageDatasWithMessageInfos: $ReadOnlyArray<{
       +messageData: MessageData,
       +rawMessageInfo: RawMessageInfo,
     }>,
     +thickRawThreadInfos: ThickRawThreadInfos,
   },
 ): Promise<{
   +pushInfos: ?{
     +infos: PushInfo,
     +thickRawThreadInfos: ThickRawThreadInfos,
   },
   +rescindInfos: ?PushInfo,
 }> {
   if (!notifCreationData) {
     return { pushInfos: null, rescindInfos: null };
   }
 
   const { messageDatasWithMessageInfos, thickRawThreadInfos } =
     notifCreationData;
 
   const threadsToMessageIndices: Map<string, number[]> = new Map();
   const newMessageInfos: RawMessageInfo[] = [];
   const messageDatas: MessageData[] = [];
 
   let nextNewMessageIndex = 0;
   for (const messageDataWithInfo of messageDatasWithMessageInfos) {
     const { messageData, rawMessageInfo } = messageDataWithInfo;
 
     const threadID = messageData.threadID;
 
     let messageIndices = threadsToMessageIndices.get(threadID);
     if (!messageIndices) {
       messageIndices = [];
       threadsToMessageIndices.set(threadID, messageIndices);
     }
 
     const newMessageIndex = nextNewMessageIndex++;
     messageIndices.push(newMessageIndex);
     messageDatas.push(messageData);
     newMessageInfos.push(rawMessageInfo);
   }
 
   const pushUserThreadInfos: {
     [userID: string]: {
       devices: $ReadOnlyArray<Device>,
       threadsWithSubscriptions: {
         [threadID: string]: ThreadSubscriptionWithRole,
       },
     },
   } = {};
 
   for (const threadID of threadsToMessageIndices.keys()) {
     const threadInfo = thickRawThreadInfos[threadID];
+    if (!threadInfo) {
+      console.log(`getPushUserInfo could not find ${threadID} in ThreadStore`);
+      continue;
+    }
     for (const memberInfo of threadInfo.members) {
       if (
         !isMemberActive(memberInfo) ||
         !hasPermission(memberInfo.permissions, 'visible')
       ) {
         continue;
       }
 
       if (pushUserThreadInfos[memberInfo.id]) {
         pushUserThreadInfos[memberInfo.id].threadsWithSubscriptions[threadID] =
           { ...memberInfo.subscription, role: memberInfo.role };
         continue;
       }
 
       const devicesPlatformDetails =
         auxUserInfos[memberInfo.id].devicesPlatformDetails;
 
       if (!devicesPlatformDetails) {
         continue;
       }
 
       const devices = Object.entries(devicesPlatformDetails).map(
         ([deviceID, identityPlatformDetails]) => ({
           platformDetails: identityPlatformDetailsToPlatformDetails(
             identityPlatformDetails,
           ),
           deliveryID: deviceID,
           cryptoID: deviceID,
         }),
       );
 
       pushUserThreadInfos[memberInfo.id] = {
         devices,
         threadsWithSubscriptions: {
           [threadID]: { ...memberInfo.subscription, role: memberInfo.role },
         },
       };
     }
   }
 
   const userPushInfoPromises: { [string]: Promise<?PushUserInfo> } = {};
   const userRescindInfoPromises: { [string]: Promise<?PushUserInfo> } = {};
 
   for (const userID in pushUserThreadInfos) {
     const pushUserThreadInfo = pushUserThreadInfos[userID];
 
     userPushInfoPromises[userID] = (async () => {
       const pushInfosWithoutSubscriptions = await generateNotifUserInfoPromise({
         pushType: pushTypes.NOTIF,
         devices: pushUserThreadInfo.devices,
         newMessageInfos,
         messageDatas,
         threadsToMessageIndices,
         threadIDs: Object.keys(pushUserThreadInfo.threadsWithSubscriptions),
         userNotMemberOfSubthreads: new Set(),
         fetchMessageInfoByID: (messageID: string) =>
           (async () => messageInfos[messageID])(),
         userID,
       });
       if (!pushInfosWithoutSubscriptions) {
         return null;
       }
       return {
         ...pushInfosWithoutSubscriptions,
         subscriptions: pushUserThreadInfo.threadsWithSubscriptions,
       };
     })();
 
     userRescindInfoPromises[userID] = (async () => {
       const pushInfosWithoutSubscriptions = await generateNotifUserInfoPromise({
         pushType: pushTypes.RESCIND,
         devices: pushUserThreadInfo.devices,
         newMessageInfos,
         messageDatas,
         threadsToMessageIndices,
         threadIDs: Object.keys(pushUserThreadInfo.threadsWithSubscriptions),
         userNotMemberOfSubthreads: new Set(),
         fetchMessageInfoByID: (messageID: string) =>
           (async () => messageInfos[messageID])(),
         userID,
       });
       if (!pushInfosWithoutSubscriptions) {
         return null;
       }
       return {
         ...pushInfosWithoutSubscriptions,
         subscriptions: pushUserThreadInfo.threadsWithSubscriptions,
       };
     })();
   }
 
   const [pushInfo, rescindInfo] = await Promise.all([
     promiseAll(userPushInfoPromises),
     promiseAll(userRescindInfoPromises),
   ]);
 
   return {
     pushInfos: {
       infos: _pickBy(Boolean)(pushInfo),
       thickRawThreadInfos,
     },
     rescindInfos: _pickBy(Boolean)(rescindInfo),
   };
 }
 
 type SenderInfo = {
   +senderUserID: string,
   +senderDeviceDescriptor: SenderDeviceDescriptor,
 };
 
 type OwnDevicesPushInfo = {
   +devices: $ReadOnlyArray<Device>,
 };
 
 function getOwnDevicesPushInfo(
   senderInfo: SenderInfo,
   auxUserInfos: AuxUserInfos,
 ): ?OwnDevicesPushInfo {
   const {
     senderUserID,
     senderDeviceDescriptor: { senderDeviceID },
   } = senderInfo;
 
   if (!senderDeviceID) {
     return null;
   }
 
   const senderDevicesWithPlatformDetails =
     auxUserInfos[senderUserID].devicesPlatformDetails;
 
   if (!senderDevicesWithPlatformDetails) {
     return null;
   }
 
   const devices = Object.entries(senderDevicesWithPlatformDetails)
     .filter(([deviceID]) => deviceID !== senderDeviceID)
     .map(([deviceID, identityPlatformDetails]) => ({
       platformDetails: identityPlatformDetailsToPlatformDetails(
         identityPlatformDetails,
       ),
       deliveryID: deviceID,
       cryptoID: deviceID,
     }));
 
   return { devices };
 }
 
 function pushInfoToCollapsableNotifInfo(pushInfo: PushInfo): {
   +usersToCollapseKeysToInfo: {
     +[string]: { +[string]: CollapsableNotifInfo },
   },
   +usersToCollapsableNotifInfo: {
     +[string]: $ReadOnlyArray<CollapsableNotifInfo>,
   },
 } {
   const usersToCollapseKeysToInfo: {
     [string]: { [string]: CollapsableNotifInfo },
   } = {};
   const usersToCollapsableNotifInfo: { [string]: Array<CollapsableNotifInfo> } =
     {};
   for (const userID in pushInfo) {
     usersToCollapseKeysToInfo[userID] = {};
     usersToCollapsableNotifInfo[userID] = [];
     for (let i = 0; i < pushInfo[userID].messageInfos.length; i++) {
       const rawMessageInfo = pushInfo[userID].messageInfos[i];
       const messageData = pushInfo[userID].messageDatas[i];
       const collapseKey = getNotifCollapseKey(rawMessageInfo, messageData);
       if (!collapseKey) {
         const collapsableNotifInfo: CollapsableNotifInfo = {
           collapseKey,
           existingMessageInfos: [],
           newMessageInfos: [rawMessageInfo],
         };
         usersToCollapsableNotifInfo[userID].push(collapsableNotifInfo);
         continue;
       }
       if (!usersToCollapseKeysToInfo[userID][collapseKey]) {
         usersToCollapseKeysToInfo[userID][collapseKey] = ({
           collapseKey,
           existingMessageInfos: [],
           newMessageInfos: [],
         }: CollapsableNotifInfo);
       }
       usersToCollapseKeysToInfo[userID][collapseKey].newMessageInfos.push(
         rawMessageInfo,
       );
     }
   }
 
   return {
     usersToCollapseKeysToInfo,
     usersToCollapsableNotifInfo,
   };
 }
 
 function mergeUserToCollapsableInfo(
   usersToCollapseKeysToInfo: {
     +[string]: { +[string]: CollapsableNotifInfo },
   },
   usersToCollapsableNotifInfo: {
     +[string]: $ReadOnlyArray<CollapsableNotifInfo>,
   },
 ): { +[string]: $ReadOnlyArray<CollapsableNotifInfo> } {
   const mergedUsersToCollapsableInfo: {
     [string]: Array<CollapsableNotifInfo>,
   } = {};
 
   for (const userID in usersToCollapseKeysToInfo) {
     const collapseKeysToInfo = usersToCollapseKeysToInfo[userID];
 
     mergedUsersToCollapsableInfo[userID] = [
       ...usersToCollapsableNotifInfo[userID],
     ];
 
     for (const collapseKey in collapseKeysToInfo) {
       const info = collapseKeysToInfo[collapseKey];
       mergedUsersToCollapsableInfo[userID].push({
         collapseKey: info.collapseKey,
         existingMessageInfos: sortMessageInfoList(info.existingMessageInfos),
         newMessageInfos: sortMessageInfoList(info.newMessageInfos),
       });
     }
   }
 
   return mergedUsersToCollapsableInfo;
 }
 
 async function buildNotifText(
   rawMessageInfos: $ReadOnlyArray<RawMessageInfo>,
   userID: string,
   threadInfos: { +[id: string]: ThreadInfo },
   subscriptions: ?{ +[threadID: string]: ThreadSubscriptionWithRole },
   userInfos: UserInfos,
   getENSNames: ?GetENSNames,
   getFCNames: ?GetFCNames,
 ): Promise<?{
   +notifTexts: ResolvedNotifTexts,
   +newRawMessageInfos: $ReadOnlyArray<RawMessageInfo>,
   +badgeOnly: boolean,
 }> {
   if (!subscriptions) {
     return null;
   }
 
   const hydrateMessageInfo = (rawMessageInfo: RawMessageInfo) =>
     createMessageInfo(rawMessageInfo, userID, userInfos, threadInfos);
 
   const newMessageInfos = [];
   const newRawMessageInfos = [];
 
   for (const rawMessageInfo of rawMessageInfos) {
     const newMessageInfo = hydrateMessageInfo(rawMessageInfo);
     if (newMessageInfo) {
       newMessageInfos.push(newMessageInfo);
       newRawMessageInfos.push(rawMessageInfo);
     }
   }
 
   if (newMessageInfos.length === 0) {
     return null;
   }
 
   const [{ threadID }] = newMessageInfos;
   const threadInfo = threadInfos[threadID];
   const parentThreadInfo = threadInfo.parentThreadID
     ? threadInfos[threadInfo.parentThreadID]
     : null;
 
   const subscription = subscriptions[threadID];
   if (!subscription) {
     return null;
   }
 
   const username = userInfos[userID] && userInfos[userID].username;
   const { notifAllowed, badgeOnly } = await userAllowsNotif({
     subscription,
     userID,
     newMessageInfos,
     userInfos,
     username,
     getENSNames,
   });
 
   if (!notifAllowed) {
     return null;
   }
 
   const notifTargetUserInfo = { id: userID, username };
   const notifTexts = await notifTextsForMessageInfo(
     newMessageInfos,
     threadInfo,
     parentThreadInfo,
     notifTargetUserInfo,
     getENSNames,
     getFCNames,
   );
   if (!notifTexts) {
     return null;
   }
 
   return { notifTexts, newRawMessageInfos, badgeOnly };
 }
 type BuildNotifsForPlatformInput<
   PlatformType: Platform,
   NotifCreatorinputBase,
   TargetedNotificationType,
   NotifCreatorInput: { +platformDetails: PlatformDetails, ... },
 > = {
   +platform: PlatformType,
   +encryptedNotifUtilsAPI: EncryptedNotifUtilsAPI,
   +notifCreatorCallback: (
     encryptedNotifUtilsAPI: EncryptedNotifUtilsAPI,
     input: NotifCreatorInput,
     devices: $ReadOnlyArray<NotificationTargetDevice>,
     largeNotifToEncryptionResultPromises?: {
       [string]: Promise<LargeNotifEncryptionResult>,
     },
   ) => Promise<{
     +targetedNotifications: $ReadOnlyArray<TargetedNotificationType>,
     +largeNotifData?: LargeNotifData,
   }>,
   +notifCreatorInputBase: NotifCreatorinputBase,
   +transformInputBase: (
     inputBase: NotifCreatorinputBase,
     platformDetails: PlatformDetails,
   ) => NotifCreatorInput,
   +versionToDevices: $ReadOnlyMap<
     string,
     $ReadOnlyArray<NotificationTargetDevice>,
   >,
 };
 
 async function buildNotifsForPlatform<
   PlatformType: Platform,
   NotifCreatorinputBase,
   TargetedNotificationType,
   NotifCreatorInput: { +platformDetails: PlatformDetails, ... },
 >(
   input: BuildNotifsForPlatformInput<
     PlatformType,
     NotifCreatorinputBase,
     TargetedNotificationType,
     NotifCreatorInput,
   >,
   largeNotifToEncryptionResultPromises?: {
     [string]: Promise<LargeNotifEncryptionResult>,
   },
 ): Promise<{
   +targetedNotificationsWithPlatform: $ReadOnlyArray<{
     +platform: PlatformType,
     +targetedNotification: TargetedNotificationType,
   }>,
   +largeNotifDataArray?: $ReadOnlyArray<LargeNotifData>,
 }> {
   const {
     encryptedNotifUtilsAPI,
     versionToDevices,
     notifCreatorCallback,
     notifCreatorInputBase,
     platform,
     transformInputBase,
   } = input;
 
   const promises: Array<
     Promise<{
       +targetedNotificationsWithPlatform: $ReadOnlyArray<{
         +platform: PlatformType,
         +targetedNotification: TargetedNotificationType,
       }>,
       +largeNotifData?: LargeNotifData,
     }>,
   > = [];
 
   for (const [versionKey, devices] of versionToDevices) {
     const { codeVersion, stateVersion, majorDesktopVersion } =
       stringToVersionKey(versionKey);
 
     const platformDetails = {
       platform,
       codeVersion,
       stateVersion,
       majorDesktopVersion,
     };
 
     const inputData = transformInputBase(
       notifCreatorInputBase,
       platformDetails,
     );
 
     promises.push(
       (async () => {
         const { targetedNotifications, largeNotifData } =
           await notifCreatorCallback(
             encryptedNotifUtilsAPI,
             inputData,
             devices,
             largeNotifToEncryptionResultPromises,
           );
         const targetedNotificationsWithPlatform = targetedNotifications.map(
           targetedNotification => ({
             platform,
             targetedNotification,
           }),
         );
         return { targetedNotificationsWithPlatform, largeNotifData };
       })(),
     );
   }
 
   const results = await Promise.all(promises);
   const targetedNotifsWithPlatform = results
     .map(
       ({ targetedNotificationsWithPlatform }) =>
         targetedNotificationsWithPlatform,
     )
     .flat();
 
   const largeNotifDataArray = results
     .map(({ largeNotifData }) => largeNotifData)
     .filter(Boolean);
 
   return {
     largeNotifDataArray,
     targetedNotificationsWithPlatform: targetedNotifsWithPlatform,
   };
 }
 
 type BuildNotifsForUserDevicesInputData = {
   +encryptedNotifUtilsAPI: EncryptedNotifUtilsAPI,
   +senderDeviceDescriptor: SenderDeviceDescriptor,
   +rawMessageInfos: $ReadOnlyArray<RawMessageInfo>,
   +userID: string,
   +threadInfos: { +[id: string]: ThreadInfo },
   +subscriptions: ?{ +[threadID: string]: ThreadSubscriptionWithRole },
   +userInfos: UserInfos,
   +getENSNames: ?GetENSNames,
   +getFCNames: ?GetFCNames,
   +devicesByPlatform: $ReadOnlyMap<
     Platform,
     $ReadOnlyMap<string, $ReadOnlyArray<NotificationTargetDevice>>,
   >,
 };
 
 async function buildNotifsForUserDevices(
   inputData: BuildNotifsForUserDevicesInputData,
   largeNotifToEncryptionResultPromises: {
     [string]: Promise<LargeNotifEncryptionResult>,
   },
 ): Promise<?{
   +targetedNotificationsWithPlatform: $ReadOnlyArray<TargetedNotificationWithPlatform>,
   +largeNotifDataArray?: $ReadOnlyArray<LargeNotifData>,
 }> {
   const {
     encryptedNotifUtilsAPI,
     senderDeviceDescriptor,
     rawMessageInfos,
     userID,
     threadInfos,
     subscriptions,
     userInfos,
     getENSNames,
     getFCNames,
     devicesByPlatform,
   } = inputData;
 
   const notifTextWithNewRawMessageInfos = await buildNotifText(
     rawMessageInfos,
     userID,
     threadInfos,
     subscriptions,
     userInfos,
     getENSNames,
     getFCNames,
   );
 
   if (!notifTextWithNewRawMessageInfos) {
     return null;
   }
 
   const { notifTexts, newRawMessageInfos, badgeOnly } =
     notifTextWithNewRawMessageInfos;
   const [{ threadID }] = newRawMessageInfos;
 
   const promises: Array<
     Promise<{
       +targetedNotificationsWithPlatform: $ReadOnlyArray<TargetedNotificationWithPlatform>,
       +largeNotifDataArray?: $ReadOnlyArray<LargeNotifData>,
     }>,
   > = [];
 
   const iosVersionToDevices = devicesByPlatform.get('ios');
   if (iosVersionToDevices) {
     promises.push(
       buildNotifsForPlatform(
         {
           platform: 'ios',
           encryptedNotifUtilsAPI,
           notifCreatorCallback: createAPNsVisualNotification,
           transformInputBase: (inputBase, platformDetails) => ({
             ...inputBase,
             newRawMessageInfos: shimUnsupportedRawMessageInfos(
               newRawMessageInfos,
               platformDetails,
             ),
             platformDetails,
           }),
           notifCreatorInputBase: {
             senderDeviceDescriptor,
             notifTexts,
             threadID,
             collapseKey: undefined,
             badgeOnly,
             uniqueID: uuidv4(),
           },
           versionToDevices: iosVersionToDevices,
         },
         largeNotifToEncryptionResultPromises,
       ),
     );
   }
 
   const androidVersionToDevices = devicesByPlatform.get('android');
   if (androidVersionToDevices) {
     promises.push(
       buildNotifsForPlatform(
         {
           platform: 'android',
           encryptedNotifUtilsAPI,
           notifCreatorCallback: createAndroidVisualNotification,
           transformInputBase: (inputBase, platformDetails) => ({
             ...inputBase,
             newRawMessageInfos: shimUnsupportedRawMessageInfos(
               newRawMessageInfos,
               platformDetails,
             ),
             platformDetails,
           }),
           notifCreatorInputBase: {
             senderDeviceDescriptor,
             notifTexts,
             threadID,
             collapseKey: undefined,
             badgeOnly,
             notifID: uuidv4(),
           },
           versionToDevices: androidVersionToDevices,
         },
         largeNotifToEncryptionResultPromises,
       ),
     );
   }
 
   const macosVersionToDevices = devicesByPlatform.get('macos');
   if (macosVersionToDevices) {
     promises.push(
       buildNotifsForPlatform({
         platform: 'macos',
         encryptedNotifUtilsAPI,
         notifCreatorCallback: createAPNsVisualNotification,
         transformInputBase: (inputBase, platformDetails) => ({
           ...inputBase,
           newRawMessageInfos: shimUnsupportedRawMessageInfos(
             newRawMessageInfos,
             platformDetails,
           ),
           platformDetails,
         }),
         notifCreatorInputBase: {
           senderDeviceDescriptor,
           notifTexts,
           threadID,
           collapseKey: undefined,
           badgeOnly,
           uniqueID: uuidv4(),
         },
         versionToDevices: macosVersionToDevices,
       }),
     );
   }
 
   const windowsVersionToDevices = devicesByPlatform.get('windows');
   if (windowsVersionToDevices) {
     promises.push(
       buildNotifsForPlatform({
         platform: 'windows',
         encryptedNotifUtilsAPI,
         notifCreatorCallback: createWNSNotification,
         notifCreatorInputBase: {
           senderDeviceDescriptor,
           notifTexts,
           threadID,
         },
         transformInputBase: (inputBase, platformDetails) => ({
           ...inputBase,
           platformDetails,
         }),
         versionToDevices: windowsVersionToDevices,
       }),
     );
   }
 
   const webVersionToDevices = devicesByPlatform.get('web');
   if (webVersionToDevices) {
     promises.push(
       buildNotifsForPlatform({
         platform: 'web',
         encryptedNotifUtilsAPI,
         notifCreatorCallback: createWebNotification,
         notifCreatorInputBase: {
           senderDeviceDescriptor,
           notifTexts,
           threadID,
           id: uuidv4(),
         },
         transformInputBase: (inputBase, platformDetails) => ({
           ...inputBase,
           platformDetails,
         }),
         versionToDevices: webVersionToDevices,
       }),
     );
   }
 
   const results = await Promise.all(promises);
   const targetedNotifsWithPlatform = results
     .map(
       ({ targetedNotificationsWithPlatform }) =>
         targetedNotificationsWithPlatform,
     )
     .flat();
 
   const largeNotifDataArray = results
     .map(({ largeNotifDataArray: array }) => array)
     .filter(Boolean)
     .flat();
 
   return {
     largeNotifDataArray,
     targetedNotificationsWithPlatform: targetedNotifsWithPlatform,
   };
 }
 
 async function buildRescindsForOwnDevices(
   encryptedNotifUtilsAPI: EncryptedNotifUtilsAPI,
   senderDeviceDescriptor: SenderDeviceDescriptor,
   devicesByPlatform: $ReadOnlyMap<
     Platform,
     $ReadOnlyMap<string, $ReadOnlyArray<NotificationTargetDevice>>,
   >,
   rescindData: { +threadID: string },
 ): Promise<$ReadOnlyArray<TargetedNotificationWithPlatform>> {
   const { threadID } = rescindData;
   const promises: Array<
     Promise<{
       +targetedNotificationsWithPlatform: $ReadOnlyArray<TargetedNotificationWithPlatform>,
       ...
     }>,
   > = [];
 
   const iosVersionToDevices = devicesByPlatform.get('ios');
   if (iosVersionToDevices) {
     promises.push(
       buildNotifsForPlatform({
         platform: 'ios',
         encryptedNotifUtilsAPI,
         notifCreatorCallback: createAPNsNotificationRescind,
         notifCreatorInputBase: {
           senderDeviceDescriptor,
           threadID,
         },
         transformInputBase: (inputBase, platformDetails) => ({
           ...inputBase,
           platformDetails,
         }),
         versionToDevices: iosVersionToDevices,
       }),
     );
   }
 
   const androidVersionToDevices = devicesByPlatform.get('android');
   if (androidVersionToDevices) {
     promises.push(
       buildNotifsForPlatform({
         platform: 'android',
         encryptedNotifUtilsAPI,
         notifCreatorCallback: createAndroidNotificationRescind,
         notifCreatorInputBase: {
           senderDeviceDescriptor,
           threadID,
         },
         transformInputBase: (inputBase, platformDetails) => ({
           ...inputBase,
           platformDetails,
         }),
         versionToDevices: androidVersionToDevices,
       }),
     );
   }
 
   const results = await Promise.all(promises);
   const targetedNotifsWithPlatform = results
     .map(
       ({ targetedNotificationsWithPlatform }) =>
         targetedNotificationsWithPlatform,
     )
     .flat();
   return targetedNotifsWithPlatform;
 }
 
 async function buildBadgeUpdatesForOwnDevices(
   encryptedNotifUtilsAPI: EncryptedNotifUtilsAPI,
   senderDeviceDescriptor: SenderDeviceDescriptor,
   devicesByPlatform: $ReadOnlyMap<
     Platform,
     $ReadOnlyMap<string, $ReadOnlyArray<NotificationTargetDevice>>,
   >,
   badgeUpdateData: { +threadID: string },
 ): Promise<$ReadOnlyArray<TargetedNotificationWithPlatform>> {
   const { threadID } = badgeUpdateData;
   const promises: Array<
     Promise<{
       +targetedNotificationsWithPlatform: $ReadOnlyArray<TargetedNotificationWithPlatform>,
       ...
     }>,
   > = [];
 
   const iosVersionToDevices = devicesByPlatform.get('ios');
   if (iosVersionToDevices) {
     promises.push(
       buildNotifsForPlatform({
         platform: 'ios',
         encryptedNotifUtilsAPI,
         notifCreatorCallback: createAPNsBadgeOnlyNotification,
         notifCreatorInputBase: {
           senderDeviceDescriptor,
           threadID,
         },
         transformInputBase: (inputBase, platformDetails) => ({
           ...inputBase,
           platformDetails,
         }),
         versionToDevices: iosVersionToDevices,
       }),
     );
   }
 
   const androidVersionToDevices = devicesByPlatform.get('android');
   if (androidVersionToDevices) {
     promises.push(
       buildNotifsForPlatform({
         platform: 'android',
         encryptedNotifUtilsAPI,
         notifCreatorCallback: createAndroidBadgeOnlyNotification,
         notifCreatorInputBase: {
           senderDeviceDescriptor,
           threadID,
         },
         transformInputBase: (inputBase, platformDetails) => ({
           ...inputBase,
           platformDetails,
         }),
         versionToDevices: androidVersionToDevices,
       }),
     );
   }
 
   const macosVersionToDevices = devicesByPlatform.get('macos');
   if (macosVersionToDevices) {
     promises.push(
       buildNotifsForPlatform({
         platform: 'macos',
         encryptedNotifUtilsAPI,
         notifCreatorCallback: createAPNsBadgeOnlyNotification,
         notifCreatorInputBase: {
           senderDeviceDescriptor,
           threadID,
         },
         transformInputBase: (inputBase, platformDetails) => ({
           ...inputBase,
           platformDetails,
         }),
         versionToDevices: macosVersionToDevices,
       }),
     );
   }
 
   const results = await Promise.all(promises);
   const targetedNotifsWithPlatform = results
     .map(
       ({ targetedNotificationsWithPlatform }) =>
         targetedNotificationsWithPlatform,
     )
     .flat();
   return targetedNotifsWithPlatform;
 }
 
 export type PerUserTargetedNotifications = {
   +[userID: string]: {
     +targetedNotifications: $ReadOnlyArray<TargetedNotificationWithPlatform>,
     +largeNotifDataArray?: $ReadOnlyArray<LargeNotifData>,
   },
 };
 
 type BuildNotifsFromPushInfoInputData = {
   +encryptedNotifUtilsAPI: EncryptedNotifUtilsAPI,
   +senderDeviceDescriptor: SenderDeviceDescriptor,
   +pushInfo: PushInfo,
   +thickRawThreadInfos: ThickRawThreadInfos,
   +userInfos: UserInfos,
   +getENSNames: ?GetENSNames,
   +getFCNames: ?GetFCNames,
 };
 
 async function buildNotifsFromPushInfo(
   inputData: BuildNotifsFromPushInfoInputData,
 ): Promise<PerUserTargetedNotifications> {
   const {
     encryptedNotifUtilsAPI,
     senderDeviceDescriptor,
     pushInfo,
     thickRawThreadInfos,
     userInfos,
     getENSNames,
     getFCNames,
   } = inputData;
   const threadIDs = new Set<string>();
 
   for (const userID in pushInfo) {
     for (const rawMessageInfo of pushInfo[userID].messageInfos) {
       const threadID = rawMessageInfo.threadID;
       threadIDs.add(threadID);
 
       const messageSpec = messageSpecs[rawMessageInfo.type];
       if (messageSpec.threadIDs) {
         for (const id of messageSpec.threadIDs(rawMessageInfo)) {
           threadIDs.add(id);
         }
       }
     }
   }
 
   const perUserBuildNotifsResultPromises: {
     [userID: string]: Promise<{
       +targetedNotifications: $ReadOnlyArray<TargetedNotificationWithPlatform>,
       +largeNotifDataArray?: $ReadOnlyArray<LargeNotifData>,
     }>,
   } = {};
 
   const { usersToCollapsableNotifInfo, usersToCollapseKeysToInfo } =
     pushInfoToCollapsableNotifInfo(pushInfo);
   const mergedUsersToCollapsableInfo = mergeUserToCollapsableInfo(
     usersToCollapseKeysToInfo,
     usersToCollapsableNotifInfo,
   );
 
   const largeNotifToEncryptionResultPromises: {
     [string]: Promise<LargeNotifEncryptionResult>,
   } = {};
 
   for (const userID in mergedUsersToCollapsableInfo) {
     const threadInfos = Object.fromEntries(
       [...threadIDs].map(threadID => [
         threadID,
         threadInfoFromRawThreadInfo(
           thickRawThreadInfos[threadID],
           userID,
           userInfos,
         ),
       ]),
     );
     const devicesByPlatform = getDevicesByPlatform(pushInfo[userID].devices);
     const singleNotificationPromises = [];
 
     for (const notifInfo of mergedUsersToCollapsableInfo[userID]) {
       singleNotificationPromises.push(
         // We always pass one element array here
         // because coalescing is not supported for
         // notifications generated on the client
         buildNotifsForUserDevices(
           {
             encryptedNotifUtilsAPI,
             senderDeviceDescriptor,
             rawMessageInfos: notifInfo.newMessageInfos,
             userID,
             threadInfos,
             subscriptions: pushInfo[userID].subscriptions,
             userInfos,
             getENSNames,
             getFCNames,
             devicesByPlatform,
           },
           largeNotifToEncryptionResultPromises,
         ),
       );
     }
 
     perUserBuildNotifsResultPromises[userID] = (async () => {
       const singleNotificationResults = (
         await Promise.all(singleNotificationPromises)
       ).filter(Boolean);
 
       const targetedNotifsWithPlatform = singleNotificationResults
         .map(
           ({ targetedNotificationsWithPlatform }) =>
             targetedNotificationsWithPlatform,
         )
         .flat();
 
       const largeNotifDataArray = singleNotificationResults
         .map(({ largeNotifDataArray: array }) => array)
         .filter(Boolean)
         .flat();
 
       return {
         targetedNotifications: targetedNotifsWithPlatform,
         largeNotifDataArray,
       };
     })();
   }
 
   return promiseAll(perUserBuildNotifsResultPromises);
 }
 
 async function createOlmSessionWithDevices(
   userDevices: {
     +[userID: string]: $ReadOnlyArray<string>,
   },
   olmSessionCreator: (
     userID: string,
     devices: $ReadOnlyArray<DeviceSessionCreationRequest>,
   ) => Promise<void>,
 ): Promise<void> {
   const {
     initializeCryptoAccount,
     isNotificationsSessionInitializedWithDevices,
   } = getConfig().olmAPI;
   await initializeCryptoAccount();
 
   const deviceIDsToSessionPresence =
     await isNotificationsSessionInitializedWithDevices(
       values(userDevices).flat(),
     );
 
   const olmSessionCreationPromises = [];
   for (const userID in userDevices) {
     const devices = userDevices[userID]
       .filter(deviceID => !deviceIDsToSessionPresence[deviceID])
       .map(deviceID => ({
         deviceID,
       }));
 
     olmSessionCreationPromises.push(olmSessionCreator(userID, devices));
   }
 
   try {
     // The below is equvialent to
     // Promise.allSettled(olmSessionCreationPromises), which appears to be
     // undefined in Android (at least on debug builds) as of Sept 2024
     await Promise.all(
       olmSessionCreationPromises.map(async promise => {
         try {
           const result = await promise;
           return ({
             status: 'fulfilled',
             value: result,
           }: $SettledPromiseResult<void>);
         } catch (e) {
           return ({
             status: 'rejected',
             reason: e,
           }: $SettledPromiseResult<void>);
         }
       }),
     );
   } catch (e) {
     // session creation may fail for some devices
     // but we should still pursue notification
     // delivery for others
     console.log('Olm session creation failed', e);
   }
 }
 
 function filterDevicesSupportingDMNotifs<
   T: { +devices: $ReadOnlyArray<Device>, ... },
 >(devicesContainer: T): T {
   return {
     ...devicesContainer,
     devices: devicesContainer.devices.filter(({ platformDetails }) =>
       hasMinCodeVersion(platformDetails, {
         native: 393,
         web: 115,
         majorDesktop: 14,
       }),
     ),
   };
 }
 
 function filterDevicesSupportingDMNotifsForUsers<
   T: { +devices: $ReadOnlyArray<Device>, ... },
 >(userToDevicesContainer: { +[userID: string]: T }): { +[userID: string]: T } {
   const result: { [userID: string]: T } = {};
   for (const userID in userToDevicesContainer) {
     const devicesContainer = userToDevicesContainer[userID];
     const filteredDevicesContainer =
       filterDevicesSupportingDMNotifs(devicesContainer);
     if (filteredDevicesContainer.devices.length === 0) {
       continue;
     }
     result[userID] = filteredDevicesContainer;
   }
 
   return result;
 }
 
 type PreparePushNotifsInputData = {
   +encryptedNotifUtilsAPI: EncryptedNotifUtilsAPI,
   +senderDeviceDescriptor: SenderDeviceDescriptor,
   +olmSessionCreator: (
     userID: string,
     devices: $ReadOnlyArray<DeviceSessionCreationRequest>,
   ) => Promise<void>,
   +messageInfos: { +[id: string]: RawMessageInfo },
   +auxUserInfos: AuxUserInfos,
   +notifCreationData: ?{
     +messageDatasWithMessageInfos: $ReadOnlyArray<{
       +messageData: MessageData,
       +rawMessageInfo: RawMessageInfo,
     }>,
     +thickRawThreadInfos: ThickRawThreadInfos,
   },
   +userInfos: UserInfos,
   +getENSNames: ?GetENSNames,
   +getFCNames: ?GetFCNames,
 };
 
 async function preparePushNotifs(
   inputData: PreparePushNotifsInputData,
 ): Promise<?PerUserTargetedNotifications> {
   const {
     encryptedNotifUtilsAPI,
     senderDeviceDescriptor,
     olmSessionCreator,
     notifCreationData,
     messageInfos,
     auxUserInfos,
     userInfos,
     getENSNames,
     getFCNames,
   } = inputData;
 
   const { pushInfos } = await getPushUserInfo(
     messageInfos,
     auxUserInfos,
     notifCreationData,
   );
 
   if (!pushInfos) {
     return null;
   }
 
   const { infos, thickRawThreadInfos } = pushInfos;
   const filteredPushInfos = filterDevicesSupportingDMNotifsForUsers(infos);
 
   const userDevices: {
     [userID: string]: $ReadOnlyArray<string>,
   } = {};
   for (const userID in filteredPushInfos) {
     userDevices[userID] = filteredPushInfos[userID].devices.map(
       device => device.cryptoID,
     );
   }
 
   await createOlmSessionWithDevices(userDevices, olmSessionCreator);
 
   return await buildNotifsFromPushInfo({
     encryptedNotifUtilsAPI,
     senderDeviceDescriptor,
     pushInfo: filteredPushInfos,
     thickRawThreadInfos,
     userInfos,
     getENSNames,
     getFCNames,
   });
 }
 
 type PrepareOwnDevicesPushNotifsInputData = {
   +encryptedNotifUtilsAPI: EncryptedNotifUtilsAPI,
   +senderInfo: SenderInfo,
   +olmSessionCreator: (
     userID: string,
     devices: $ReadOnlyArray<DeviceSessionCreationRequest>,
   ) => Promise<void>,
   +auxUserInfos: AuxUserInfos,
   +rescindData?: { +threadID: string },
   +badgeUpdateData?: { +threadID: string },
 };
 
 async function prepareOwnDevicesPushNotifs(
   inputData: PrepareOwnDevicesPushNotifsInputData,
 ): Promise<?$ReadOnlyArray<TargetedNotificationWithPlatform>> {
   const {
     encryptedNotifUtilsAPI,
     senderInfo,
     olmSessionCreator,
     auxUserInfos,
     rescindData,
     badgeUpdateData,
   } = inputData;
 
   const ownDevicesPushInfo = getOwnDevicesPushInfo(senderInfo, auxUserInfos);
 
   if (!ownDevicesPushInfo) {
     return null;
   }
 
   const filteredOwnDevicesPushInfos =
     filterDevicesSupportingDMNotifs(ownDevicesPushInfo);
 
   const { senderUserID, senderDeviceDescriptor } = senderInfo;
 
   const userDevices: {
     +[userID: string]: $ReadOnlyArray<string>,
   } = {
     [senderUserID]: filteredOwnDevicesPushInfos.devices.map(
       device => device.cryptoID,
     ),
   };
 
   await createOlmSessionWithDevices(userDevices, olmSessionCreator);
   const devicesByPlatform = getDevicesByPlatform(
     filteredOwnDevicesPushInfos.devices,
   );
 
   if (rescindData) {
     return await buildRescindsForOwnDevices(
       encryptedNotifUtilsAPI,
       senderDeviceDescriptor,
       devicesByPlatform,
       rescindData,
     );
   } else if (badgeUpdateData) {
     return await buildBadgeUpdatesForOwnDevices(
       encryptedNotifUtilsAPI,
       senderDeviceDescriptor,
       devicesByPlatform,
       badgeUpdateData,
     );
   } else {
     return null;
   }
 }
 
 export {
   preparePushNotifs,
   prepareOwnDevicesPushNotifs,
   generateNotifUserInfoPromise,
   pushInfoToCollapsableNotifInfo,
   mergeUserToCollapsableInfo,
 };