diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/CreateCommunicationTemplateAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/CreateCommunicationTemplateAsAdmin.swift
index e4501a15b8..6e2bb926f6 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/CreateCommunicationTemplateAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/CreateCommunicationTemplateAsAdmin.swift
@@ -35,7 +35,7 @@ extension ATProtoAdmin {
         named name: String,
         contentMarkdown: String,
         subject: String,
-        createdBy: String?
+        createdBy: String? = nil
     ) async throws -> ToolsOzoneLexicon.Communication.TemplateViewDefinition {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/DisableAccountInvitesAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/DisableAccountInvitesAsAdmin.swift
index aaf23f612c..2c2679de94 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/DisableAccountInvitesAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/DisableAccountInvitesAsAdmin.swift
@@ -29,7 +29,7 @@ extension ATProtoAdmin {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func disableAccountInvites(
         for accountDID: String,
-        note: String?
+        note: String? = nil
     ) async throws {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/EmitEventAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/EmitEventAsAdmin.swift
index b67a22fb4b..d9b2037696 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/EmitEventAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/EmitEventAsAdmin.swift
@@ -34,7 +34,7 @@ extension ATProtoAdmin {
     public func emitEvent(
         _ event: ATUnion.EmitEventUnion,
         subject: ATUnion.EmitEventSubjectUnion,
-        subjectBlobCIDHashes: [String]?,
+        subjectBlobCIDHashes: [String]? = nil,
         createdBy: String
     ) async throws -> ToolsOzoneLexicon.Moderation.ModerationEventViewDefinition {
         guard session != nil,
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/EnableAccountInvitesAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/EnableAccountInvitesAsAdmin.swift
index 472dc77098..534ca2760a 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/EnableAccountInvitesAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/EnableAccountInvitesAsAdmin.swift
@@ -32,7 +32,7 @@ extension ATProtoAdmin {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func enableAccountInvites(
         for accountDID: String,
-        note: String?
+        note: String? = nil
     ) async throws {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/GetRecordAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/GetRecordAsAdmin.swift
index f91aef090f..0f8a49fff1 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/GetRecordAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/GetRecordAsAdmin.swift
@@ -31,7 +31,7 @@ extension ATProtoAdmin {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func getRecord(
         _ recordURI: String,
-        recordCID: String?
+        recordCID: String? = nil
     ) async throws -> Result<ToolsOzoneLexicon.Moderation.RecordViewDetailDefinition, Error> {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/QueryModerationStatusesAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/QueryModerationStatusesAsAdmin.swift
index 084e41a2bf..13428f04cb 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/QueryModerationStatusesAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/QueryModerationStatusesAsAdmin.swift
@@ -63,25 +63,25 @@ extension ATProtoAdmin {
     /// - Throws: An ``ATProtoError``-conforming error type, depending on the issue. Go to
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func queryStatuses(
-        _ subject: String?,
-        comment: String?,
-        reportedAfter: Date?,
-        reportedBefore: Date?,
-        reviewedAfter: Date?,
-        reviewedBefore: Date?,
+        _ subject: String? = nil,
+        comment: String? = nil,
+        reportedAfter: Date? = nil,
+        reportedBefore: Date? = nil,
+        reviewedAfter: Date? = nil,
+        reviewedBefore: Date? = nil,
         shouldIncludeMuted: Bool? = false,
-        isOnlyMuted: Bool?,
-        reviewState: String?,
-        ignoreSubjects: [String]?,
-        lastReviewedBy: String?,
+        isOnlyMuted: Bool? = nil,
+        reviewState: String? = nil,
+        ignoreSubjects: [String]? = nil,
+        lastReviewedBy: String? = nil,
         sortField: ToolsOzoneLexicon.Moderation.QueryStatuses.SortField? = .lastReportedAt,
         sortDirection: ToolsOzoneLexicon.Moderation.QueryStatuses.SortDirection? = .descending,
-        isTakenDown: Bool?,
-        isAppealed: Bool?,
+        isTakenDown: Bool? = nil,
+        isAppealed: Bool? = nil,
         limit: Int? = 50,
-        tags: [String]?,
-        excludeTags: [String]?,
-        cursor: String?
+        tags: [String]? = nil,
+        excludeTags: [String]? = nil,
+        cursor: String? = nil
     ) async throws -> Result<ToolsOzoneLexicon.Moderation.QueryStatusesOutput, Error> {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SearchAccountsAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SearchAccountsAsAdmin.swift
index 2992e56fa9..5aebfc3758 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SearchAccountsAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SearchAccountsAsAdmin.swift
@@ -34,7 +34,7 @@ extension ATProtoAdmin {
     /// - Throws: An ``ATProtoError``-conforming error type, depending on the issue. Go to
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func searchAccounts(
-        by email: String?,
+        by email: String? = nil,
         cursor: String? = nil,
         limit: Int? = 50
     ) async throws -> Result<ComAtprotoLexicon.Admin.SearchAccountsOutput, Error> {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SearchRepositoriesAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SearchRepositoriesAsAdmin.swift
index 1a59be0e61..f5d7fb3236 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SearchRepositoriesAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SearchRepositoriesAsAdmin.swift
@@ -33,7 +33,7 @@ extension ATProtoAdmin {
     /// - Throws: An ``ATProtoError``-conforming error type, depending on the issue. Go to
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func searchRepositories(
-        _ query: String?,
+        _ query: String? = nil,
         withLimitOf limit: Int? = 50,
         cursor: String?
     ) async throws -> Result<ComAtprotoLexicon.Admin.SearchRepositoriesOutput, Error> {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SendEmailAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SendEmailAsAdmin.swift
index e9b9002e2a..c7142e578e 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SendEmailAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/SendEmailAsAdmin.swift
@@ -35,10 +35,10 @@ extension ATProtoAdmin {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func sendEmail(
         to recipientDID: String,
-        withSubjectLine subjectLine: String?,
+        withSubjectLine subjectLine: String? = nil,
         content: String,
         senderDID: String,
-        comment: String?
+        comment: String? = nil
     ) async throws -> Result<ComAtprotoLexicon.Admin.SendEmailOutput, Error> {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/UpdateCommunicationTemplateAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/UpdateCommunicationTemplateAsAdmin.swift
index 61352c77d7..bd35eafe15 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/UpdateCommunicationTemplateAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/UpdateCommunicationTemplateAsAdmin.swift
@@ -37,11 +37,11 @@ extension ATProtoKit {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func updateCommunicationTemplate(
         _ id: String,
-        name: String?,
-        contentMarkdown: String?,
-        subject: String?,
-        updatedBy: String?,
-        isDisabled: Bool?
+        name: String? = nil,
+        contentMarkdown: String? = nil,
+        subject: String? = nil,
+        updatedBy: String? = nil,
+        isDisabled: Bool? = nil
     ) async throws -> Result<ToolsOzoneLexicon.Communication.TemplateViewDefinition, Error> {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/UpdateSubjectStatusAsAdmin.swift b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/UpdateSubjectStatusAsAdmin.swift
index 91d4ca642a..441e4a55c1 100644
--- a/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/UpdateSubjectStatusAsAdmin.swift
+++ b/Sources/ATProtoKit/APIReference/AdminAndModeratorAPI/UpdateSubjectStatusAsAdmin.swift
@@ -33,8 +33,8 @@ extension ATProtoAdmin {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func updateSubjectStatusAsAdmin(
         _ subject: ATUnion.AdminUpdateSubjectStatusUnion,
-        takedown: ComAtprotoLexicon.Admin.StatusAttributesDefinition?,
-        deactivated: ComAtprotoLexicon.Admin.StatusAttributesDefinition?
+        takedown: ComAtprotoLexicon.Admin.StatusAttributesDefinition? = nil,
+        deactivated: ComAtprotoLexicon.Admin.StatusAttributesDefinition? = nil
     ) async throws -> Result<ComAtprotoLexicon.Admin.UpdateSubjectStatusOutput, Error> {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/AppBskyAPI/DescribeFeedGenerator.swift b/Sources/ATProtoKit/APIReference/AppBskyAPI/DescribeFeedGenerator.swift
index d48f909fc5..ae0d3d6e41 100644
--- a/Sources/ATProtoKit/APIReference/AppBskyAPI/DescribeFeedGenerator.swift
+++ b/Sources/ATProtoKit/APIReference/AppBskyAPI/DescribeFeedGenerator.swift
@@ -10,18 +10,19 @@ import Foundation
 extension ATProtoKit {
 
     /// Gets information about a given feed generator.
-    /// 
+    ///  
     /// - Note: According to the AT Protocol specifications: "Get information about a
     /// feed generator, including policies and offered feed URIs. Does not require auth;
     /// implemented by Feed Generator services (not App View)."
-    ///
+    /// 
     /// - SeeAlso: This is based on the [`app.bsky.feed.describeFeedGenerator`][github] lexicon.
-    ///
+    /// 
     /// [github]: https://github.com/bluesky-social/atproto/blob/main/lexicons/app/bsky/feed/describeFeedGenerator.json
-    ///
+    /// 
+    ///  - Parameter pdsURL: The URL of the Personal Data Server (PDS). Optional.
     /// - Returns:The details of a feed generator, including its decentralized identifier (DID),
     /// feed URIs, and policy information.
-    ///
+    /// 
     /// - Throws: An ``ATProtoError``-conforming error type, depending on the issue. Go to
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func describeFeedGenerator(pdsURL: String? = nil) async throws -> AppBskyLexicon.Feed.DescribeFeedGeneratorOutput {
diff --git a/Sources/ATProtoKit/APIReference/AppBskyAPI/GetTaggedSuggestions.swift b/Sources/ATProtoKit/APIReference/AppBskyAPI/GetTaggedSuggestions.swift
index 6cd3dbce84..76d72e0d1c 100644
--- a/Sources/ATProtoKit/APIReference/AppBskyAPI/GetTaggedSuggestions.swift
+++ b/Sources/ATProtoKit/APIReference/AppBskyAPI/GetTaggedSuggestions.swift
@@ -10,19 +10,20 @@ import Foundation
 extension ATProtoKit {
 
     /// Retrieves an array of tagged feeds and users.
-    /// 
+    ///  
     /// - Important: This is an unspecced method, and as such, this is highly volatile and may
     /// change or be removed at any time. Use at your own risk.
-    ///
+    /// 
     /// - Note: According to the AT Protocol specifications: "Get a list of suggestions (feeds and
     /// users) tagged with categories."
-    ///
+    /// 
     /// - SeeAlso: This is based on the [`app.bsky.unspecced.getTaggedSuggestions`][github] lexicon.
-    ///
+    /// 
     /// [github]: https://github.com/bluesky-social/atproto/blob/main/lexicons/app/bsky/unspecced/getTaggedSuggestions.json
-    ///
+    /// 
+    /// - Parameter pdsURL: The URL of the Personal Data Server (PDS). Optional.
     /// - Returns: An array of suggestions.
-    ///
+    /// 
     /// - Throws: An ``ATProtoError``-conforming error type, depending on the issue. Go to
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func getTaggedSuggestions(pdsURL: String? = nil) async throws -> AppBskyLexicon.Unspecced.GetTaggedSuggestionsOutput {
diff --git a/Sources/ATProtoKit/APIReference/AppBskyAPI/SearchPosts.swift b/Sources/ATProtoKit/APIReference/AppBskyAPI/SearchPosts.swift
index f289fc8503..fe5e574867 100644
--- a/Sources/ATProtoKit/APIReference/AppBskyAPI/SearchPosts.swift
+++ b/Sources/ATProtoKit/APIReference/AppBskyAPI/SearchPosts.swift
@@ -47,14 +47,14 @@ extension ATProtoKit {
     public func searchPosts(
         with searchQuery: String,
         sortRanking: AppBskyLexicon.Feed.SearchPosts.SortRanking? = .latest,
-        sinceDate: Date?,
-        untilDate: Date?,
+        sinceDate: Date? = nil,
+        untilDate: Date? = nil,
         mentionIdentifier: String? = nil,
         author: String? = nil,
-        language: Locale?,
-        domain: String?,
-        url: String?,
-        tags: [String]?,
+        language: Locale? = nil,
+        domain: String? = nil,
+        url: String? = nil,
+        tags: [String]? = nil,
         limit: Int? = 25,
         cursor: String? = nil
     ) async throws -> AppBskyLexicon.Feed.SearchPostsOutput {
diff --git a/Sources/ATProtoKit/APIReference/AppBskyAPI/SearchPostsSkeleton.swift b/Sources/ATProtoKit/APIReference/AppBskyAPI/SearchPostsSkeleton.swift
index 167a001590..27d373dd0c 100644
--- a/Sources/ATProtoKit/APIReference/AppBskyAPI/SearchPostsSkeleton.swift
+++ b/Sources/ATProtoKit/APIReference/AppBskyAPI/SearchPostsSkeleton.swift
@@ -50,14 +50,14 @@ extension ATProtoKit {
     public func searchPostsSkeleton(
         with searchQuery: String,
         sortRanking: AppBskyLexicon.Unspecced.SearchPostsSkeleton.Sort? = .latest,
-        sinceDate: Date?,
-        untilDate: Date?,
+        sinceDate: Date? = nil,
+        untilDate: Date? = nil,
         mentionIdentifier: String? = nil,
         author: String? = nil,
-        language: Locale?,
-        domain: String?,
-        url: String?,
-        tags: [String]?,
+        language: Locale? = nil,
+        domain: String? = nil,
+        url: String? = nil,
+        tags: [String]? = nil,
         limit: Int? = 25,
         cursor: String? = nil,
         pdsURL: String? = nil
diff --git a/Sources/ATProtoKit/APIReference/ChatBskyAPI/ChatGetMessageContext.swift b/Sources/ATProtoKit/APIReference/ChatBskyAPI/ChatGetMessageContext.swift
index cba013c482..601ff6a242 100644
--- a/Sources/ATProtoKit/APIReference/ChatBskyAPI/ChatGetMessageContext.swift
+++ b/Sources/ATProtoKit/APIReference/ChatBskyAPI/ChatGetMessageContext.swift
@@ -30,7 +30,7 @@ extension ATProtoBlueskyChat {
     /// - Throws: An ``ATProtoError``-conforming error type, depending on the issue. Go to
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func getMessageContext(
-        from conversationID: String?,
+        from conversationID: String? = nil,
         messageID: String,
         messagesBefore: Int? = 5,
         messagesAfter: Int? = 5
diff --git a/Sources/ATProtoKit/APIReference/ChatBskyAPI/ChatUpdateActorAccess.swift b/Sources/ATProtoKit/APIReference/ChatBskyAPI/ChatUpdateActorAccess.swift
index 3ea4a1b414..4cf4acba6e 100644
--- a/Sources/ATProtoKit/APIReference/ChatBskyAPI/ChatUpdateActorAccess.swift
+++ b/Sources/ATProtoKit/APIReference/ChatBskyAPI/ChatUpdateActorAccess.swift
@@ -28,7 +28,7 @@ extension ATProtoBlueskyChat {
     public func updateActorAccess(
         actorDID: String,
         doesAllowAccess: Bool,
-        reference: String?
+        reference: String? = nil
     ) async throws {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/ApplyWrites.swift b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/ApplyWrites.swift
index 18d44be053..86a36b4a61 100644
--- a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/ApplyWrites.swift
+++ b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/ApplyWrites.swift
@@ -30,7 +30,7 @@ extension ATProtoKit {
         _ repositoryDID: String,
         shouldValidate: Bool? = true,
         writes: [ATUnion.ApplyWritesUnion],
-        swapCommit: String?
+        swapCommit: String? = nil
     ) async throws {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/CreateAppPassword.swift b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/CreateAppPassword.swift
index a4566ebb9d..f2c147fc72 100644
--- a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/CreateAppPassword.swift
+++ b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/CreateAppPassword.swift
@@ -33,7 +33,7 @@ extension ATProtoKit {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func createAppPassword(
         named passwordName: String,
-        isPrivileged: Bool?
+        isPrivileged: Bool? = nil
     ) async throws -> Result<ComAtprotoLexicon.Server.CreateAppPasswordOutput, Error> {
         guard session != nil,
               let accessToken = session?.accessToken else {
diff --git a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/CreateReport.swift b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/CreateReport.swift
index 6fa9a3dc99..43bd74d59b 100644
--- a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/CreateReport.swift
+++ b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/CreateReport.swift
@@ -31,7 +31,7 @@ extension ATProtoAdmin {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func createReport(
         with reasonType: ComAtprotoLexicon.Moderation.ReasonTypeDefinition,
-        withContextof reason: String?,
+        withContextof reason: String? = nil,
         subject: ATUnion.CreateReportSubjectUnion
     ) async throws -> Result<ComAtprotoLexicon.Moderation.CreateReportOutput, Error> {
         guard session != nil,
diff --git a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/QueryLabels.swift b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/QueryLabels.swift
index 7c1a171fec..86e771d281 100644
--- a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/QueryLabels.swift
+++ b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/QueryLabels.swift
@@ -40,7 +40,7 @@ extension ATProtoKit {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func queryLabels(
         uriPatterns: [String],
-        sources: [String]?,
+        sources: [String]? = nil,
         limit: Int? = 50,
         cursor: String? = nil,
         pdsURL: String? = nil,
diff --git a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/SignPLCOperation.swift b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/SignPLCOperation.swift
index c16aedfe2b..28907154e3 100644
--- a/Sources/ATProtoKit/APIReference/ComAtprotoAPI/SignPLCOperation.swift
+++ b/Sources/ATProtoKit/APIReference/ComAtprotoAPI/SignPLCOperation.swift
@@ -35,8 +35,8 @@ extension ATProtoKit {
     /// ``ATAPIError`` and ``ATRequestPrepareError`` for more details.
     public func signPLCOperation(
         token: String,
-        rotationKeys: [String]?,
-        alsoKnownAs: [String]?,
+        rotationKeys: [String]? = nil,
+        alsoKnownAs: [String]? = nil,
         verificationMethods: VerificationMethod?,
         service: ATService?
     ) async throws -> Result<ComAtprotoLexicon.Identity.SignPLCOperationOutput, Error> {