Apex Reference Guide

Apex Reference Guide
Apex DML Operations
ApexPages Namespace
AppLauncher Namespace
Approval Namespace
Auth Namespace
Cache Namespace
Canvas Namespace
ChatterAnswers Namespace
CommercePayments Namespace
ConnectApi Namespace
ActionLinks Class
Announcements Class
CdpQuery Class
Chatter Class
ChatterFavorites Class
ChatterFeeds Class
ChatterGroups Class
ChatterMessages Class
ChatterUsers Class
CommerceBuyerExperience Class
CommerceCart Class
CommerceCatalog Class
CommerceSearch Class
CommerceSearchSettings Class
CommerceStorePricing Class
CommerceWishlist Class
Communities Class
CommunityModeration Class
ContentHub Class
Datacloud Class
EmailMergeFieldService Class
EmployeeProfiles Class
ExternalEmailServices Class
ExternalManagedAccount Class
FieldService Class
FulfillmentOrder Class
Knowledge Class
ManagedContent Class
ManagedTopics Class
Mentions Class
Missions Class
NavigationMenu Class
NextBestAction Class
OmnichannelInventoryService Class
OrderPaymentSummary Class
OrderSummary Class
OrderSummaryCreation Class
Organization Class
Payments Methods
Personalization Class
QuestionAndAnswers Class
Recommendations Class
Records Class
ReturnOrder Class
Routing Class
SalesforceInbox Class
SmartDataDiscovery Class
SocialEngagement Class
Survey Class
Topics Class
UserProfiles Class
Zones Class
ConnectApi Input Classes
ConnectApi Output Classes
ConnectApi.AbstractCartItem
ConnectApi.AbstractContentHubItemType
ConnectApi.AbstractDirectoryEntrySummary
ConnectApi.AbstractExtensionInformation
ConnectApi.AbstractGatewayCommonResponse
ConnectApi.AbstractGatewayResponse
ConnectApi.AbstractMessageBody
ConnectApi.AbstractNBAAction
ConnectApi.AbstractNBATarget
ConnectApi.AbstractRecommendation
ConnectApi.AbstractRecommendationExplanation
ConnectApi.​​Abstract​RecordField
ConnectApi.​AbstractRecordView
ConnectApi.AbstractRepositoryFile
ConnectApi.AbstractRepositoryFolder
ConnectApi.AbstractRepositoryItem
ConnectApi.AbstractUserMissionActivity
ConnectApi.ActionLinkDefinition
ConnectApi.ActionLinkDiagnosticInfo
ConnectApi.ActionLinkGroupDefinition
ConnectApi.ActivitySharingResult
ConnectApi.Actor
ConnectApi.​ActorWithId
ConnectApi.​Address
ConnectApi.AdjustOrderSummaryOutputRepresentation
ConnectApi.​Alternative
ConnectApi.Announcement
ConnectApi.AnnouncementPage
ConnectApi.​ApprovalCapability
ConnectApi.ApprovalIntent
ConnectApi.​Approval​Post​Template​Field
ConnectApi.ArticleItem
ConnectApi.ArticleSummary
ConnectApi.AssociatedActionsCapability
ConnectApi.Audience
ConnectApi.AudienceCollection
ConnectApi.​AudienceCriteria
ConnectApi.AudienceCriteriaDetail
ConnectApi.AudienceCriterionDetail
ConnectApi.AudienceTarget
ConnectApi.AudienceTargetAssignment
ConnectApi.AvailableLocationOutputRepresentation
ConnectApi.AverageDistanceResultOutputRepresentation
ConnectApi.PaymentAuthAdjustmentResponse
ConnectApi.AuthReversalGatewayResponse
ConnectApi.AuthorizationReversalResponse
ConnectApi.AuthorizationGatewayResponse
ConnectApi.AuthorizationResponse
ConnectApi.​BannerCapability
ConnectApi.​BannerPhoto
ConnectApi.BaseManagedSocialAccount
ConnectApi.BaseOutputRepresentation
ConnectApi.BatchResult
ConnectApi.BlankRecordField
ConnectApi.​Bookmarks​Capability
ConnectApi.BookmarkSummary
ConnectApi.​BundleCapability
ConnectApi.CallCollaborationCapability
ConnectApi.​CandidateAnswers​Status
ConnectApi.Canvas​Capability
ConnectApi.CaptureGatewayResponse
ConnectApi.CaptureResponse
ConnectApi.CartItem
ConnectApi.CartItemCollection
ConnectApi.CartItemProduct
ConnectApi.CartItemResult
ConnectApi.CartItemWithoutPrice
ConnectApi.CartMessage
ConnectApi.CartMessagesSummary
ConnectApi.CartMessagesVisibilityResult
ConnectApi.CartProductAttribute
ConnectApi.CartSummary
ConnectApi.CartToWishlistResult
ConnectApi.Case​CommentCapability
ConnectApi.CdpQueryMetadataOutput
ConnectApi.CdpQueryOutput
ConnectApi.ChangeItemOutputRepresentation
ConnectApi.​Chatter​Activity
ConnectApi.ChatterActivitySummary
ConnectApi.​Chatter​Conversation
ConnectApi.​Chatter​ConversationPage
ConnectApi.​Chatter​ConversationSummary
ConnectApi.ChatterGroup
ConnectApi.​Chatter​Group​Detail
ConnectApi.Chatter​​​GroupPage
ConnectApi.​Chatter​Group​Summary
ConnectApi.​Chatter​Group​SummaryPage
ConnectApi.​Chatter​Like
ConnectApi.​Chatter​Like​Page
ConnectApi.​ChatterLikes​Capability
ConnectApi.​Chatter​Message
ConnectApi.​Chatter​MessagePage
ConnectApi.ChatterStream
ConnectApi.ChatterStreamPage
ConnectApi.​ClientInfo
ConnectApi.​CloseCapability
ConnectApi.​Comment
ConnectApi.​CommentCapabilities
ConnectApi.​Comment​Page
ConnectApi.CommentSummary
ConnectApi.​CommentsCapability
ConnectApi.CommerceSearchIndex
ConnectApi.CommerceSearchIndexCollection
ConnectApi.​Community
ConnectApi.CommunityPage
ConnectApi.​CommunitySummary
ConnectApi.CompanyVerifySummary
ConnectApi.ComplexSegment
ConnectApi.​Compound​RecordField
ConnectApi.​Content
ConnectApi.​ContentCapability
ConnectApi.ContentHubAllowedItemTypeCollection
ConnectApi.ContentHubFieldDefinition
ConnectApi.ContentHubItemTypeDetail
ConnectApi.ContentHubItemTypeSummary
ConnectApi.ContentHubPermissionType
ConnectApi.ContentHubProviderType
ConnectApi.ContentHubRepository
ConnectApi.​ContentHub​Repository​Authentication
ConnectApi.ContentHubRepositoryCollection
ConnectApi.ContentHubRepositoryFeatures
ConnectApi.​ContentImage​FileDetails
ConnectApi.CreateCreditMemoOutputRepresentation
ConnectApi.CreateOrderPaymentSummaryOutputRepresentation
ConnectApi.​CurrencyRecordField
ConnectApi.CustomListAudienceCriteria
ConnectApi.​DashboardComponent​Snapshot
ConnectApi.​DashboardComponent​SnapshotCapability
ConnectApi.DatacloudCompany
ConnectApi.DatacloudCompanies
ConnectApi.​DatacloudContact
ConnectApi.DatacloudContacts
ConnectApi.DatacloudOrder
ConnectApi.DatacloudPurchaseUsage
ConnectApi.DateRecordField
ConnectApi.DeleteIntent
ConnectApi.DeleteIntents
ConnectApi.DeleteSocialPostIntent
ConnectApi.DigestJob
ConnectApi.​DirectMessage​Capability
ConnectApi.DirectMessageMemberActivity
ConnectApi.​DirectMessage​MemberActivityPage
ConnectApi.DirectMessageMemberPage
ConnectApi.DistanceCalculationOutputRepresentation
ConnectApi.DistinctFacetValue
ConnectApi.DistinctValueSearchFacet
ConnectApi.DownVoteSummary
ConnectApi.​EditCapability
ConnectApi.​EmailAddress
ConnectApi.​EmailAttachment
ConnectApi.EmailMergeFieldCollectionInfo
ConnectApi.EmailMergeFieldInfo
ConnectApi.​EmailMessage​Capability
ConnectApi.​Emoji
ConnectApi.​EmojiCollection
ConnectApi.​EnhancedLink​Capability
ConnectApi.EnsureFundsAsyncOutputRepresentation
ConnectApi.EnsureRefundsAsyncOutputRepresentation
ConnectApi.​EntityLabel
ConnectApi.​EntityLinkSegment
ConnectApi.EntityRecommendation
ConnectApi.ErrorResponse
ConnectApi.Extension
ConnectApi.ExtensionDefinition
ConnectApi.ExtensionDefinitions
ConnectApi.​ExtensionsCapability
ConnectApi.ExternalFilePermissionInformation
ConnectApi.ExternalManagedAccountCollectionOutput
ConnectApi.ExternalManagedAccountOutput
ConnectApi.FacetValue
ConnectApi.Features
ConnectApi.​Feed
ConnectApi.​FeedBody
ConnectApi.FeedDirectory
ConnectApi.FeedDirectoryItem
ConnectApi.​FeedElement
ConnectApi.​FeedElement​Capabilities
ConnectApi.​FeedElement​Capability
ConnectApi.​FeedElement​Page
ConnectApi.​FeedEnabledEntity
ConnectApi.FeedEntityIsEditable
ConnectApi.FeedEntityNotAvailableSummary
ConnectApi.FeedEntityReadSummary
ConnectApi.​FeedEntity​ShareCapability
ConnectApi.FeedEntitySummary
ConnectApi.​Feed​Favorite
ConnectApi.FeedFavorites
ConnectApi.​FeedItem
ConnectApi.FeedItemSummary
ConnectApi.​FeedModifiedInfo
ConnectApi.​Feed​Poll​Choice
ConnectApi.FeedPostSummary
ConnectApi.FeedReadSummary
ConnectApi.​FieldChange​Segment
ConnectApi.​FieldChangeName​Segment
ConnectApi.​FieldChange​ValueSegment
ConnectApi.FieldValue
ConnectApi.File
ConnectApi.FileAsset
ConnectApi.FilePreview
ConnectApi.FilePreviewCollection
ConnectApi.FilePreviewUrl
ConnectApi.​FilesCapability
ConnectApi.FileSummary
ConnectApi.FindRoutesWithFewestSplitsOutputRepresentation
ConnectApi.​FollowerPage
ConnectApi.​Following​Counts
ConnectApi.​FollowingPage
ConnectApi.FollowIntents
ConnectApi.FollowSocialPersonaIntent
ConnectApi.FormulaScope
ConnectApi.FulfillmentGroupOutputRepresentation
ConnectApi.FulfillmentOrderCancelLineItemsOutputRepresentation
ConnectApi.FulfillmentOrderInvoiceOutputRepresentation
ConnectApi.FulfillmentOrderOutputRepresentation
ConnectApi.GatewayLogResponse
ConnectApi.​GenericBundleCapability
ConnectApi.​GenericFeedElement
ConnectApi.​Global​Influence
ConnectApi.Group​​ChatterSettings
ConnectApi.​Group​Information
ConnectApi.​GroupMember
ConnectApi.Group​​MemberPage
ConnectApi.​Group​Membership​Request
ConnectApi.Group​​MembershipRequests
ConnectApi.​GroupRecord
ConnectApi.​GroupRecordPage
ConnectApi.HashtagSegment
ConnectApi.HideSocialPostIntent
ConnectApi.Icon
ConnectApi.InlineImageSegment
ConnectApi.​Interactions​Capability
ConnectApi.Invitation
ConnectApi.Invitations
ConnectApi.​KnowledgeArticle​Version
ConnectApi.KnowledgeArticleVersionCollection
ConnectApi.​LabeledRecord​Field
ConnectApi.LightningExtensionInformation
ConnectApi.LikeIntent
ConnectApi.LikeIntents
ConnectApi.LikeSocialPostIntent
ConnectApi.LikeSummary
ConnectApi.​LinkCapability
ConnectApi.LinkMetadata
ConnectApi.LinkMetadataCollection
ConnectApi.LinkSegment
ConnectApi.LocationOutputRepresentation
ConnectApi.​MaintenanceInfo
ConnectApi.ManagedContentAssociations
ConnectApi.ManagedContentChannel
ConnectApi.ManagedContentChannelCollection
ConnectApi.ManagedContentDateAndTimeNodeValue
ConnectApi.ManagedContentDateNodeValue
ConnectApi.ManagedContentMediaNodeValue
ConnectApi.ManagedContentMediaSourceNodeValue
ConnectApi.ManagedContentNodeType
ConnectApi.ManagedContentNodeValue
ConnectApi.ManagedContentTextNodeValue
ConnectApi.ManagedContentType
ConnectApi.ManagedContentVersion
ConnectApi.ManagedContentVersionCollection
ConnectApi.​ManagedSocialAccount
ConnectApi.ManagedSocialAccounts
ConnectApi.ManagedTopic
ConnectApi.ManagedTopicCollection
ConnectApi.MarkupBeginSegment
ConnectApi.MarkupEndSegment
ConnectApi.MediaReference
ConnectApi.​MediaReference​Capability
ConnectApi.​MentionCompletion
ConnectApi.​MentionCompletion​Page
ConnectApi.​MentionSegment
ConnectApi.​MentionValidation
ConnectApi.​​Mention​Validations
ConnectApi.​Message​Body
ConnectApi.​​Message​Segment
ConnectApi.​Moderation​Capability
ConnectApi.ModerationFlagItemDetail
ConnectApi.​ModerationFlags
ConnectApi.​ModerationFlags​Collection
ConnectApi.MoreChangesSegment
ConnectApi.​Motif
ConnectApi.MultipleFulfillmentOrderInvoicesOutputRepresentation
ConnectApi.MultipleFulfillmentOrderOutputRepresentation
ConnectApi.MuteCapability
ConnectApi.MuteSummary
ConnectApi.NavigationMenuItem
ConnectApi.NavigationMenuItemCollection
ConnectApi.​NBAAction​Parameter
ConnectApi.NBAFlowAction
ConnectApi.NBANativeRecommendation
ConnectApi.NBARecommendation
ConnectApi.NBARecommendations
ConnectApi.NewUserAudienceCriteria
ConnectApi.​OauthProviderInfo
ConnectApi.OCIBaseOutputRepresentation
ConnectApi.OCICreateReservationErrorOutputRepresentation
ConnectApi.OCICreateReservationOutputRepresentation
ConnectApi.OCICreateReservationSingleOutputRepresentation
ConnectApi.OCIFulfillReservationErrorOutputRepresentation
ConnectApi.OCIFulfillReservationOutputRepresentation
ConnectApi.OCIFulfillReservationSingleOutputRepresentation
ConnectApi.OCIFutureInventoryOutputRepresentation
ConnectApi.OCIGetInventoryAvailabilityOutputRepresentation
ConnectApi.OCIInventoryRecordOutputRepresentation
ConnectApi.OCILocationAvailabilityOutputRepresentation
ConnectApi.OCILocationGroupAvailabilityOutputRepresentation
ConnectApi.OCIPublishLocationStructureOutputRepresentation
ConnectApi.OCIPublishLocationStructureStatusOutputRepresentation
ConnectApi.OCIReleaseReservationErrorOutputRepresentation
ConnectApi.OCIReleaseReservationOutputRepresentation
ConnectApi.OCIReleaseReservationSingleOutputRepresentation
ConnectApi.OCITransferReservationErrorOutputRepresentation
ConnectApi.OCITransferReservationOutputRepresentation
ConnectApi.OCITransferReservationSingleOutputRepresentation
ConnectApi.OCIUploadInventoryAvailabilityOutputRepresentation
ConnectApi.OCIUploadInventoryAvailabilityStatusOutputRepresentation
ConnectApi.OrderDeliveryGroupSummary
ConnectApi.OrderDeliveryGroupSummaryCollection
ConnectApi.OrderItemSummary
ConnectApi.OrderItemSummaryCollection
ConnectApi.OrderItemSummaryOutputRepresentation
ConnectApi.OrderItemSummaryProduct
ConnectApi.OrderShipment
ConnectApi.OrderShipmentCollection
ConnectApi.OrderShipmentItem
ConnectApi.OrderShipmentItemCollection
ConnectApi.OrderSummaryOutputRepresentation
ConnectApi.OrderSummaryRepresentation
ConnectApi.OrderSummaryCollectionRepresentation
ConnectApi.OrganizationSettings
ConnectApi.​OriginCapability
ConnectApi.​OutOfOffice
ConnectApi.PaymentAuthorizationResponse
ConnectApi.PaymentGroupResponse
ConnectApi.PaymentMethodResponse
ConnectApi.PaymentMethodTokenizationGatewayResponse
ConnectApi.PaymentMethodTokenizationResponse
ConnectApi.PaymentResponse
ConnectApi.PercentRecordField
ConnectApi.​Phone​Number
ConnectApi.Photo
ConnectApi.PicklistRecordField
ConnectApi.​PinCapability
ConnectApi.PinnedFeedElements
ConnectApi.PlatformAction
ConnectApi.PlatformActionGroup
ConnectApi.​PollCapability
ConnectApi.PreviewCancelOutputRepresentation
ConnectApi.PreviewReturnOutputRepresentation
ConnectApi.PriceAdjustmentSchedule
ConnectApi.PriceAdjustmentTier
ConnectApi.PricingResult
ConnectApi.PricingResultLineItem
ConnectApi.ProductAttributeInfo
ConnectApi.ProductAttributeSelectionInfo
ConnectApi.ProductAttributeSet
ConnectApi.ProductAttributeSetInfo
ConnectApi.ProductAttributeSetSummary
ConnectApi.ProductAttributeSummary
ConnectApi.ProductAttributesToProductEntry
ConnectApi.ProductCategoryData
ConnectApi.ProductCategoryDetail
ConnectApi.ProductCategoryDetailCollection
ConnectApi.ProductCategoryMedia
ConnectApi.ProductCategoryMediaGroup
ConnectApi.ProductCategoryPath
ConnectApi.ProductDetail
ConnectApi.ProductEntitlement
ConnectApi.ProductMedia
ConnectApi.ProductMediaGroup
ConnectApi.ProductPrice
ConnectApi.ProductVariationInfo
ConnectApi.ProductSearchResults
ConnectApi.ProductSearchSuggestionsResults
ConnectApi.ProductSummary
ConnectApi.ProductSummaryPage
ConnectApi.PurchaseQuantityRule
ConnectApi.​QuestionAndAnswers​Capability
ConnectApi.QuestionAndAnswersSuggestions
ConnectApi.RankAverageDistanceOutputRepresentation
ConnectApi.ReadBy
ConnectApi.​ReadBy​Capability
ConnectApi.ReadByPage
ConnectApi.Recommendation
ConnectApi.​RecommendationAudience
ConnectApi.RecommendationAudiencePage
ConnectApi.RecommendationCollection
ConnectApi.RecommendationDefinition
ConnectApi.RecommendationDefinitionPage
ConnectApi.RecommendationExplanation
ConnectApi.RecommendationReaction
ConnectApi.RecommendationReactions
ConnectApi.​Recommendations​Capability
ConnectApi.RecommendedObject
ConnectApi.​RecordCapability
ConnectApi.​RecordField
ConnectApi.RecordSnapshot
ConnectApi.​RecordSnapshot​Capability
ConnectApi.​RecordSummary
ConnectApi.​RecordSummaryList
ConnectApi.​RecordView
ConnectApi.​RecordView​Section
ConnectApi.​​Reference
ConnectApi.​Reference​RecordField
ConnectApi.ReferencedRefundResponse
ConnectApi.​ReferenceWithDate​RecordField
ConnectApi.RefundGatewayResponse
ConnectApi.RefundResponse
ConnectApi.RelatedFeedPost
ConnectApi.RelatedFeedPosts
ConnectApi.RelatedQuestion
ConnectApi.​ReplyIntent
ConnectApi.ReplyIntents
ConnectApi.RepositoryFileDetail
ConnectApi.RepositoryFileSummary
ConnectApi.RepositoryFolderDetail
ConnectApi.RepositoryFolderItem
ConnectApi.RepositoryFolderItemsCollection
ConnectApi.RepositoryFolderSummary
ConnectApi.RepositoryGroupSummary
ConnectApi.RepositoryUserSummary
ConnectApi.Reputation
ConnectApi.ReputationLevel
ConnectApi.RequestHeader
ConnectApi.​ResourceLinkSegment
ConnectApi.ReturnItemsOutputRepresentation
ConnectApi.ReturnOrderItemSplitLineOutputRepresentation
ConnectApi.ReturnOrderOutputRepresentation
ConnectApi.ScheduledRecommendation
ConnectApi.ScheduledRecommendationPage
ConnectApi.Scope
ConnectApi.SearchCategory
ConnectApi.SearchFacet
ConnectApi.SearchSuggestion
ConnectApi.ShiftsFromPattern
ConnectApi.​SocialAccount
ConnectApi.SocialAccountRelationship
ConnectApi.​SocialPostCapability
ConnectApi.SocialPostIntents
ConnectApi.SocialPostMassApprovalOutput
ConnectApi.​SocialPostStatus
ConnectApi.Stamp
ConnectApi.SortRule
ConnectApi.SortRulesCollection
ConnectApi.​StatusCapability
ConnectApi.StrategyTrace
ConnectApi.StrategyTraceNode
ConnectApi.SubmitCancelOutputRepresentation
ConnectApi.SubmitReturnOutputRepresentation
ConnectApi.​Subscription
ConnectApi.SupportedEmojis
ConnectApi.SurveyInvitationEmailOutput
ConnectApi.Target
ConnectApi.TargetCollection
ConnectApi.TextSegment
ConnectApi.​TimeZone
ConnectApi.Topic
ConnectApi.​TopicEndorsement.
ConnectApi.​TopicEndorsementCollection
ConnectApi.TopicEndorsementSummary
ConnectApi.TopicImages.
ConnectApi.​TopicPage
ConnectApi.​TopicsCapability
ConnectApi.​TopicSuggestion
ConnectApi.​TopicSuggestionPage
ConnectApi.TopicSummary
ConnectApi.TrackedChangeBundleCapability
ConnectApi.​TrackedChange​Item
ConnectApi.​TrackedChanges​Capability
ConnectApi.UnauthenticatedUser
ConnectApi.​​UnreadConversationCount
ConnectApi.​UpDownVoteCapability
ConnectApi.UpVoteSummary
ConnectApi.User
ConnectApi.UserActivitiesJob
ConnectApi.UserActivityCollection
ConnectApi.UserActivitySummary
ConnectApi.​UserCapabilities
ConnectApi.​User​​ChatterSettings
ConnectApi.​User​Detail
ConnectApi.UserFeedEntityActivitySummary
ConnectApi.UserGroupDetailPage
ConnectApi.User​​GroupPage
ConnectApi.UserMission
ConnectApi.UserMissionActivitiesJob
ConnectApi.UserMissionActivity
ConnectApi.UserMissionActivityCollection
ConnectApi.UserMissionActivityStatus
ConnectApi.​UserOauthInfo
ConnectApi.UserPage
ConnectApi.UserProfile
ConnectApi.UserProfileTab
ConnectApi.​UserReferencePage
ConnectApi.UserSettings
ConnectApi.​User​Summary
ConnectApi.​VerifiedCapability
ConnectApi.Vote
ConnectApi.VotePage
ConnectApi.Wishlist
ConnectApi.WishlistItem
ConnectApi.WishlistItemCollection
ConnectApi.WishlistsSummary
ConnectApi.WishlistSummary
ConnectApi.WishlistToCartResult
ConnectApi.Zone
ConnectApi.ZonePage
ConnectApi.ZoneSearchPage
ConnectApi.ZoneSearchResult
Retired ConnectApi Output Classes
ConnectApi Enums
ConnectApi Exceptions
Database Namespace
Datacloud Namespace
DataSource Namespace
Dom Namespace
EventBus Namespace
Flow Namespace
Functions Namespace (Beta)
KbManagement Namespace
LxScheduler Namespace
Messaging Namespace
Metadata Namespace
Process Namespace
QuickAction Namespace
Reports Namespace
Schema Namespace
Search Namespace
Sfc Namespace
Sfdc_Checkout Namespace
Site Namespace
Support Namespace
System Namespace
TerritoryMgmt Namespace
TxnSecurity Namespace
UserProvisioning Namespace
VisualEditor Namespace
wave Namespace
Appendices
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ConnectApi.HashtagSegment

Subclass of ConnectApi.​​Message​Segment.

Name Type Description Available Version
tag String Text of the topic without the hash symbol (#). 28.0
topicUrl String Connect REST API Topics resource that searches for the topic:
1/services/data/v52.0/chatter​/topics?exactMatch=true&q=topic
 28.0
url String Connect REST API Feed Items resource URL that searches for the topic in all feed items in an organization:
1/services/data/v52.0/chatter​/feed-items?q=topic
 28.0