Here is a list of all documented variables with links to the class documentation for each member:

- r -

• rating_ : td::td_api::sendCallRating
• reaction_count_ : td::td_api::storyInteractionInfo
• reaction_type_ : td::td_api::addMessageReaction, td::td_api::getMessageAddedReactions, td::td_api::inputStoryAreaTypeSuggestedReaction, td::td_api::removeMessageReaction, td::td_api::setDefaultReactionType, td::td_api::setStoryReaction, td::td_api::storyAreaTypeSuggestedReaction, td::td_api::updateDefaultReactionType
• reactions_ : td::td_api::addedReactions, td::td_api::chatAvailableReactionsSome, td::td_api::messageInteractionInfo
• reason_ : td::td_api::callStateDiscarded, td::td_api::deleteAccount, td::td_api::messageBotWriteAccessAllowed, td::td_api::reportChat, td::td_api::reportChatPhoto, td::td_api::reportStory
• receipt_ : td::td_api::assignAppStoreTransaction, td::td_api::authenticationCodeTypeFirebaseIos
• receipt_message_id_ : td::td_api::messageInvoice
• received_bytes_ : td::td_api::networkStatisticsEntryCall, td::td_api::networkStatisticsEntryFile
• recent_message_interactions_ : td::td_api::chatStatisticsChannel
• recent_reactions_ : td::td_api::availableReactions
• recent_replier_ids_ : td::td_api::messageReplyInfo
• recent_sender_ids_ : td::td_api::messageReaction
• recent_speakers_ : td::td_api::groupCall
• recent_viewer_user_ids_ : td::td_api::storyInteractionInfo
• recent_voter_ids_ : td::td_api::poll
• record_duration_ : td::td_api::groupCall
• record_video_ : td::td_api::startGroupCallRecording
• recovery_code_ : td::td_api::checkAuthenticationPasswordRecoveryCode, td::td_api::checkPasswordRecoveryCode, td::td_api::recoverAuthenticationPassword, td::td_api::recoverPassword
• recovery_email_address_ : td::td_api::recoveryEmailAddress
• recovery_email_address_code_info_ : td::td_api::passwordState
• recovery_email_address_pattern_ : td::td_api::authorizationStateWaitPassword
• recurring_payment_terms_of_service_url_ : td::td_api::invoice
• redirect_stderr_ : td::td_api::logStreamFile
• referrer_ : td::td_api::getRecentlyVisitedTMeUrls, td::td_api::internalLinkTypePremiumFeatures, td::td_api::premiumSourceLink
• reg_id_ : td::td_api::deviceTokenTizenPush
• remote_ : td::td_api::file
• remote_file_id_ : td::td_api::getRemoteFile
• remove_caption_ : td::td_api::forwardMessages
• remove_from_chat_list_ : td::td_api::deleteChatHistory
• removed_actions_ : td::td_api::updateSuggestedActions
• removed_notification_ids_ : td::td_api::updateNotificationGroup
• rental_agreement_ : td::td_api::inputPassportElementRentalAgreement, td::td_api::passportElementRentalAgreement
• replace_caption_ : td::td_api::messageCopyOptions
• reply_count_ : td::td_api::messageReplyInfo
• reply_info_ : td::td_api::messageInteractionInfo, td::td_api::messageThreadInfo
• reply_markup_ : td::td_api::editInlineMessageCaption, td::td_api::editInlineMessageLiveLocation, td::td_api::editInlineMessageMedia, td::td_api::editInlineMessageReplyMarkup, td::td_api::editInlineMessageText, td::td_api::editMessageCaption, td::td_api::editMessageLiveLocation, td::td_api::editMessageMedia, td::td_api::editMessageReplyMarkup, td::td_api::editMessageText, td::td_api::inputInlineQueryResultAnimation, td::td_api::inputInlineQueryResultArticle, td::td_api::inputInlineQueryResultAudio, td::td_api::inputInlineQueryResultContact, td::td_api::inputInlineQueryResultDocument, td::td_api::inputInlineQueryResultGame, td::td_api::inputInlineQueryResultLocation, td::td_api::inputInlineQueryResultPhoto, td::td_api::inputInlineQueryResultSticker, td::td_api::inputInlineQueryResultVenue, td::td_api::inputInlineQueryResultVideo, td::td_api::inputInlineQueryResultVoiceNote, td::td_api::message, td::td_api::sendMessage, td::td_api::stopPoll, td::td_api::updateMessageEdited
• reply_markup_message_id_ : td::td_api::chat, td::td_api::updateChatReplyMarkup
• reply_to_ : td::td_api::addLocalMessage, td::td_api::message, td::td_api::openWebApp, td::td_api::sendInlineQueryResultMessage, td::td_api::sendMessage, td::td_api::sendMessageAlbum
• reply_to_message_id_ : td::td_api::draftMessage
• report_spam_ : td::td_api::blockMessageSenderFromReplies
• request_ : td::td_api::updateNewChatJoinRequest
• request_date_ : td::td_api::chatActionBarJoinRequest
• request_id : td::ClientManager::Response
• request_write_access_ : td::td_api::attachmentMenuBot, td::td_api::foundWebApp, td::td_api::loginUrlInfoRequestConfirmation
• requests_ : td::td_api::chatJoinRequests
• required_elements_ : td::td_api::passportAuthorizationForm
• reset_in_ : td::td_api::emailAddressResetStatePending
• residence_country_code_ : td::td_api::personalDetails
• resize_keyboard_ : td::td_api::replyMarkupShowKeyboard
• restrict_chat_has_username_ : td::td_api::keyboardButtonTypeRequestChat
• restrict_chat_is_forum_ : td::td_api::keyboardButtonTypeRequestChat
• restrict_user_is_bot_ : td::td_api::keyboardButtonTypeRequestUser
• restrict_user_is_premium_ : td::td_api::keyboardButtonTypeRequestUser
• restricted_count_ : td::td_api::supergroupFullInfo
• restricted_until_date_ : td::td_api::chatMemberStatusRestricted
• restricted_user_count_ : td::td_api::chatStatisticsAdministratorActionsInfo
• restriction_reason_ : td::td_api::message, td::td_api::supergroup, td::td_api::user
• result_ : td::td_api::answerWebAppQuery, td::td_api::customRequestResult
• result_id_ : td::td_api::inputStoryAreaTypeFoundVenue, td::td_api::sendInlineQueryResultMessage, td::td_api::updateNewChosenInlineResult
• results_ : td::td_api::answerInlineQuery, td::td_api::inlineQueryResults
• retry_after_ : td::td_api::canBoostChatResultWaitNeeded, td::td_api::canSendStoryResultMonthlyLimitExceeded, td::td_api::canSendStoryResultWeeklyLimitExceeded, td::td_api::canTransferOwnershipResultPasswordTooFresh, td::td_api::canTransferOwnershipResultSessionTooFresh, td::td_api::messageSendingStateFailed
• retry_date_ : td::td_api::resetPasswordResultDeclined
• return_deleted_file_statistics_ : td::td_api::optimizeStorage
• return_local_ : td::td_api::getChatMessageCount
• return_none_for_empty_query_ : td::td_api::searchStringsByPrefix
• return_only_main_emoji_ : td::td_api::getAllStickerEmojis
• reverse_side_ : td::td_api::encryptedPassportElement, td::td_api::identityDocument, td::td_api::inputIdentityDocument
• revoke_ : td::td_api::deleteAllCallMessages, td::td_api::deleteChatHistory, td::td_api::deleteChatMessagesByDate, td::td_api::deleteMessages
• revoke_messages_ : td::td_api::banChatMember
• revoked_invite_link_count_ : td::td_api::chatInviteLinkCount
• right_reel_ : td::td_api::diceStickersSlotMachine
• rights_ : td::td_api::chatMemberStatusAdministrator
• rotation_angle_ : td::td_api::backgroundFillGradient, td::td_api::storyAreaPosition
• row_size_ : td::td_api::getMessageAvailableReactions, td::td_api::getStoryAvailableReactions
• rows_ : td::td_api::replyMarkupInlineKeyboard, td::td_api::replyMarkupShowKeyboard
• rowspan_ : td::td_api::pageBlockTableCell
• rules_ : td::td_api::setUserPrivacySettingRules, td::td_api::updateUserPrivacySettingRules, td::td_api::userPrivacySettingRules