Help with Managing Customer Match Lists via Bing Ads Bulk API

Hey there,
I'm having two issues using the Bulk API for Bing Ads for creating and managing Customer Match Lists. Currently, I am just using my own email address to test. If I create a new Customer Match List from the UI and upload a hashed file then the corresponding audience finds my email in the search network.
However, if I try the same thing via the Bulk API the new audience returns 0 for size of search network. This is the first issue. The CSV I'm loading via the UI is:
Email
f77bed3cb87168264a1c0c57ce1ade6fdc23e7a02e5d79161d246e5611360549
(this works, via the UI)
The CSV I'm loading via the Bulk API is:
Type,Status,Id,Parent Id,Client Id,Modified Time,Name,Description,Scope,Audience,Action Type,Sub Type,Text
Format Version,,,,,,6.0,,,,,,
Customer List,Active,169585057,,segmentFU,,,,Customer,my_audience_for_bing,Add,,
Customer List Item,,,169585057,segmentFU,,,,,,,Email,f77bed3cb87168264a1c0c57ce1ade6fdc23e7a02e5d79161d246e5611360549
When I get back the results file, it shows this:
Type,Status,Id,Parent Id,Sub Type,Campaign,Ad Group,Website,Sync Time,Client Id,Modified Time,MSCLKID Auto Tagging Enabled,Include View Through Conversions,Profile Expansion Enabled,Features,Tracking Template,Final Url Suffix,Custom Parameter,Final Url,Mobile Final Url,Ad Click Parallel Tracking,Verified Tracking Setting,Auto Apply Recommendations,Allow Image Auto Retrieve,Business Attributes,Time Zone,Budget Id,Budget Name,Budget,Budget Type,Bid Strategy Id,Bid Strategy Name,Bid Strategy Type,Bid Strategy MaxCpc,Bid Strategy TargetCpa,Bid Strategy TargetRoas,Bid Strategy TargetAdPosition,Bid Strategy TargetImpressionShare,Inherited Bid Strategy Type,KeywordVariantMatchEnabled,Campaign Type,Priority,LocalInventoryAdsEnabled,Campaign Goal,Is Lead Gen Campaign,ShoppableAdsEnabled,Start Date,End Date,Network Distribution,Ad Rotation,Cpc Bid,Cpm Bid,Cpv Bid,Mcpa Bid,Language,Target Setting,Privacy Status,Bid Option,Bid Boost Value,Ad Group Type,Hotel Ad Group Type,Percent Cpc Bid,Commission Rate,Placement,Canvas,Lead Gen SOV,Use Optimized Targeting,Boost Publisher IDs,Boost Account IDs,Boost AdUnit IDs,Title,Text,Display Url,Domain,Destination Url,Business Name,Phone Number,Promotion,Editorial Status,Editorial Location,Editorial Term,Editorial Reason Code,Editorial Appeal Status,Editorial Entity Id,Device Preference,Ad Format Preference,Title Part 1,Title Part 2,Title Part 3,Text Part 2,Path 1,Path 2,Source Ad Id,Keyword,Match Type,Bid,Param1,Param2,Param3,Target,Physical Intent,Bid Adjustment,Radius Target Id,Name,OS Names,Radius,Unit,Business Id,From Hour,From Minute,To Hour,To Minute,Min Target Value,Max Target Value,Version,Ad Schedule,Use Searcher Time Zone,Sitelink Extension Order,Sitelink Extension Link Text,Sitelink Extension Destination Url,Sitelink Extension Description1,Sitelink Extension Description2,Geo Code Status,Map Icon,Business Icon,Address Line 1,Address Line 2,Postal Code,City,State Or Province Code,Province Name,Latitude,Longitude,StoreCode,SundayHours,MondayHours,TuesdayHours,WednesdayHours,ThursdayHours,FridayHours,SaturdayHours,SpecialHours,LogoPhotoURL,GoogleIdentifier,Country Code,Call Only,Call Tracking Enabled,Toll Free,Alternative Text,Media Ids,Display Text,Layouts,Publisher Countries,Store Id,Product Operator 1,Product Operator 2,Product Operator 3,Product Operator 4,Product Operator 5,Product Operator 6,Product Operator 7,Product Operator 8,Product Condition 1,Product Value 1,Product Condition 2,Product Value 2,Product Condition 3,Product Value 3,Product Condition 4,Product Value 4,Product Condition 5,Product Value 5,Product Condition 6,Product Value 6,Product Condition 7,Product Value 7,Action Text,Callout Text,Feed Id,Feed Type Id,Flyer Name,Media Urls,Price Extension Type,Header 1,Header 2,Header 3,Header 4,Header 5,Header 6,Header 7,Header 8,Price Description 1,Price Description 2,Price Description 3,Price Description 4,Price Description 5,Price Description 6,Price Description 7,Price Description 8,Final Url 1,Final Url 2,Final Url 3,Final Url 4,Final Url 5,Final Url 6,Final Url 7,Final Url 8,Final Mobile Url 1,Final Mobile Url 2,Final Mobile Url 3,Final Mobile Url 4,Final Mobile Url 5,Final Mobile Url 6,Final Mobile Url 7,Final Mobile Url 8,Price 1,Price 2,Price 3,Price 4,Price 5,Price 6,Price 7,Price 8,Currency Code 1,Currency Code 2,Currency Code 3,Currency Code 4,Currency Code 5,Currency Code 6,Currency Code 7,Currency Code 8,Price Unit 1,Price Unit 2,Price Unit 3,Price Unit 4,Price Unit 5,Price Unit 6,Price Unit 7,Price Unit 8,Price Qualifier 1,Price Qualifier 2,Price Qualifier 3,Price Qualifier 4,Price Qualifier 5,Price Qualifier 6,Price Qualifier 7,Price Qualifier 8,Promotion Target,Discount Modifier,Percent Off,Money Amount Off,Promotion Code,Orders Over Amount,Occasion,Promotion Start,Promotion End,Currency Code,Is Exact,Video Id,Thumbnail Id,Media Url,Video Status,Video Url,Structured Snippet Header,Structured Snippet Values,AdExtension Header Type,Texts,Spend,Impressions,Clicks,CTR,Avg CPC,Avg CPM,Avg position,Conversions,CPA,Quality Score,Keyword Relevance,Landing Page Relevance,Landing Page User Experience,App Platform,App Id,Tracking Enabled,App Status,Error,Error Number,Field Path,Error Detail,Is Excluded,Parent Criterion Id,Audience,Audience Id,Scope,Membership Duration,UET Tag Id,Description,Remarketing Rule,Audience Search Size,Audience Network Size,Product Audience Type,Supported Campaign Types,Source Id,Domain Language,Source,Dynamic Description Enabled,Dynamic Ad Target Condition 1,Dynamic Ad Target Condition 2,Dynamic Ad Target Condition 3,Dynamic Ad Target Condition Operator 1,Dynamic Ad Target Condition Operator 2,Dynamic Ad Target Condition Operator 3,Dynamic Ad Target Value 1,Dynamic Ad Target Value 2,Dynamic Ad Target Value 3,Label,Color,Microsoft Click Id,Conversion Name,Conversion Value,Conversion Time,Conversion Currency Code,Adjustment Value,Adjustment Time,Adjustment Currency Code,Adjustment Type,External Attribution Credit,External Attribution Model,Maximum Bid,Bid Multiplier Source,Call To Action,Call To Action Language,Headline,Long Headline,Landscape Image Media Id,Square Image Media Id,Landscape Logo Media Id,Square Logo Media Id,Images,Impression Tracking Urls,Videos,Headlines,Long Headlines,Descriptions,HotSpots,Profile,Profile Id,Traffic Split Percent,Base Campaign Id,Experiment Campaign Id,Experiment Id,Experiment Type,Feed Name,Custom Attributes,Page Feed Ids,Target Campaign Id,Target Ad Group Id,Schedule,Disclaimer Ads Enabled,Disclaimer Title,Disclaimer Name,Disclaimer Layout,Disclaimer Popup Text,Disclaimer Line Text,Ad Schedule Use Searcher Time Zone,Action Type,Combination Rule,Url,Height,Width,Aspect Ratio,Source Url,Thumbnail Url,Duration In Milliseconds,Cashback Percent,Cashback Monthly Budget,Cashback Scope,Personalized Offers Enabled,Personalized Coupons Enabled,Is Promotions For Brands,Multi Media Ad Bid Adjustment,Bid Strategy TargetCostPerSale,Bid Strategy PercentMaxCpc,Bid Strategy CommissionRate,Goal Id,AdCustomizer DataType,AdCustomizer AttributeValue,Smart Listing,Url Expansion Opt Out
Format Version,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,6.0,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
Customer List,Active,815947470,169585057,,,,,,segmentFU,11/01/2022 14:29:41.578,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,my_audience_for_bing,,Customer,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,Add,,,,,,,,,,,,,,,,,,,,,,,
In this test, the audience "my_audience_for_bing" doesn't already exist, and is created via the API call. So I tried using the Bulk API to instead update an existing audience (I replaced the id of -10 with its reported value), but that failed with the following results file:
Type,Status,Id,Parent Id,Sub Type,Campaign,Ad Group,Website,Sync Time,Client Id,Modified Time,MSCLKID Auto Tagging Enabled,Include View Through Conversions,Profile Expansion Enabled,Features,Tracking Template,Final Url Suffix,Custom Parameter,Final Url,Mobile Final Url,Ad Click Parallel Tracking,Verified Tracking Setting,Auto Apply Recommendations,Allow Image Auto Retrieve,Business Attributes,Time Zone,Budget Id,Budget Name,Budget,Budget Type,Bid Strategy Id,Bid Strategy Name,Bid Strategy Type,Bid Strategy MaxCpc,Bid Strategy TargetCpa,Bid Strategy TargetRoas,Bid Strategy TargetAdPosition,Bid Strategy TargetImpressionShare,Inherited Bid Strategy Type,KeywordVariantMatchEnabled,Campaign Type,Priority,LocalInventoryAdsEnabled,Campaign Goal,Is Lead Gen Campaign,ShoppableAdsEnabled,Start Date,End Date,Network Distribution,Ad Rotation,Cpc Bid,Cpm Bid,Cpv Bid,Mcpa Bid,Language,Target Setting,Privacy Status,Bid Option,Bid Boost Value,Ad Group Type,Hotel Ad Group Type,Percent Cpc Bid,Commission Rate,Placement,Canvas,Lead Gen SOV,Use Optimized Targeting,Boost Publisher IDs,Boost Account IDs,Boost AdUnit IDs,Title,Text,Display Url,Domain,Destination Url,Business Name,Phone Number,Promotion,Editorial Status,Editorial Location,Editorial Term,Editorial Reason Code,Editorial Appeal Status,Editorial Entity Id,Device Preference,Ad Format Preference,Title Part 1,Title Part 2,Title Part 3,Text Part 2,Path 1,Path 2,Source Ad Id,Keyword,Match Type,Bid,Param1,Param2,Param3,Target,Physical Intent,Bid Adjustment,Radius Target Id,Name,OS Names,Radius,Unit,Business Id,From Hour,From Minute,To Hour,To Minute,Min Target Value,Max Target Value,Version,Ad Schedule,Use Searcher Time Zone,Sitelink Extension Order,Sitelink Extension Link Text,Sitelink Extension Destination Url,Sitelink Extension Description1,Sitelink Extension Description2,Geo Code Status,Map Icon,Business Icon,Address Line 1,Address Line 2,Postal Code,City,State Or Province Code,Province Name,Latitude,Longitude,StoreCode,SundayHours,MondayHours,TuesdayHours,WednesdayHours,ThursdayHours,FridayHours,SaturdayHours,SpecialHours,LogoPhotoURL,GoogleIdentifier,Country Code,Call Only,Call Tracking Enabled,Toll Free,Alternative Text,Media Ids,Display Text,Layouts,Publisher Countries,Store Id,Product Operator 1,Product Operator 2,Product Operator 3,Product Operator 4,Product Operator 5,Product Operator 6,Product Operator 7,Product Operator 8,Product Condition 1,Product Value 1,Product Condition 2,Product Value 2,Product Condition 3,Product Value 3,Product Condition 4,Product Value 4,Product Condition 5,Product Value 5,Product Condition 6,Product Value 6,Product Condition 7,Product Value 7,Action Text,Callout Text,Feed Id,Feed Type Id,Flyer Name,Media Urls,Price Extension Type,Header 1,Header 2,Header 3,Header 4,Header 5,Header 6,Header 7,Header 8,Price Description 1,Price Description 2,Price Description 3,Price Description 4,Price Description 5,Price Description 6,Price Description 7,Price Description 8,Final Url 1,Final Url 2,Final Url 3,Final Url 4,Final Url 5,Final Url 6,Final Url 7,Final Url 8,Final Mobile Url 1,Final Mobile Url 2,Final Mobile Url 3,Final Mobile Url 4,Final Mobile Url 5,Final Mobile Url 6,Final Mobile Url 7,Final Mobile Url 8,Price 1,Price 2,Price 3,Price 4,Price 5,Price 6,Price 7,Price 8,Currency Code 1,Currency Code 2,Currency Code 3,Currency Code 4,Currency Code 5,Currency Code 6,Currency Code 7,Currency Code 8,Price Unit 1,Price Unit 2,Price Unit 3,Price Unit 4,Price Unit 5,Price Unit 6,Price Unit 7,Price Unit 8,Price Qualifier 1,Price Qualifier 2,Price Qualifier 3,Price Qualifier 4,Price Qualifier 5,Price Qualifier 6,Price Qualifier 7,Price Qualifier 8,Promotion Target,Discount Modifier,Percent Off,Money Amount Off,Promotion Code,Orders Over Amount,Occasion,Promotion Start,Promotion End,Currency Code,Is Exact,Video Id,Thumbnail Id,Media Url,Video Status,Video Url,Structured Snippet Header,Structured Snippet Values,AdExtension Header Type,Texts,Spend,Impressions,Clicks,CTR,Avg CPC,Avg CPM,Avg position,Conversions,CPA,Quality Score,Keyword Relevance,Landing Page Relevance,Landing Page User Experience,App Platform,App Id,Tracking Enabled,App Status,Error,Error Number,Field Path,Error Detail,Is Excluded,Parent Criterion Id,Audience,Audience Id,Scope,Membership Duration,UET Tag Id,Description,Remarketing Rule,Audience Search Size,Audience Network Size,Product Audience Type,Supported Campaign Types,Source Id,Domain Language,Source,Dynamic Description Enabled,Dynamic Ad Target Condition 1,Dynamic Ad Target Condition 2,Dynamic Ad Target Condition 3,Dynamic Ad Target Condition Operator 1,Dynamic Ad Target Condition Operator 2,Dynamic Ad Target Condition Operator 3,Dynamic Ad Target Value 1,Dynamic Ad Target Value 2,Dynamic Ad Target Value 3,Label,Color,Microsoft Click Id,Conversion Name,Conversion Value,Conversion Time,Conversion Currency Code,Adjustment Value,Adjustment Time,Adjustment Currency Code,Adjustment Type,External Attribution Credit,External Attribution Model,Maximum Bid,Bid Multiplier Source,Call To Action,Call To Action Language,Headline,Long Headline,Landscape Image Media Id,Square Image Media Id,Landscape Logo Media Id,Square Logo Media Id,Images,Impression Tracking Urls,Videos,Headlines,Long Headlines,Descriptions,HotSpots,Profile,Profile Id,Traffic Split Percent,Base Campaign Id,Experiment Campaign Id,Experiment Id,Experiment Type,Feed Name,Custom Attributes,Page Feed Ids,Target Campaign Id,Target Ad Group Id,Schedule,Disclaimer Ads Enabled,Disclaimer Title,Disclaimer Name,Disclaimer Layout,Disclaimer Popup Text,Disclaimer Line Text,Ad Schedule Use Searcher Time Zone,Action Type,Combination Rule,Url,Height,Width,Aspect Ratio,Source Url,Thumbnail Url,Duration In Milliseconds,Cashback Percent,Cashback Monthly Budget,Cashback Scope,Personalized Offers Enabled,Personalized Coupons Enabled,Is Promotions For Brands,Multi Media Ad Bid Adjustment,Bid Strategy TargetCostPerSale,Bid Strategy PercentMaxCpc,Bid Strategy CommissionRate,Goal Id,AdCustomizer DataType,AdCustomizer AttributeValue,Smart Listing,Url Expansion Opt Out,Condition 1,Condition 2,Condition 3,Value 1,Value 2,Value 3,Condition Operator 1,Condition Operator 2,Condition Operator 3
Format Version,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,6.0,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
Customer List,Active,169585057,,,,,,,segmentFU,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,my_audience_for_bing,,Customer,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,Add,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
Customer List Error,Active,169585057,,,,,,,segmentFU,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,DuplicateAudienceName,4853,,,,,my_audience_for_bing,,Customer,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,Add,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
I'm not sure if this issues are related. I'm really hoping someone can help!
Many thanks
Christy