Automations with the Slack API in JavaScript/

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Details of Response Fields

Find the details of some repeated response fields.

We'll cover the following...

Messages
Channels
Files
Users

Many response objects from the Slack API include properties repeated across several other responses. Let’s look at some of these properties and the details of the objects they contain.

Note: Depending on the endpoint we call, the response may or may not include several of the fields discussed for each object.

Messages

Many responses include a message property containing the details of a specific message posted to a conversation. Some of the more important properties of the message object are discussed in the table below:

Property	Type	Description
`type`	string	The type of message that was posted.
`subtype`	string	The subtype of the message, indicating whether it was a "me" message, within a thread, etc.
`text`	string	The message text that is displayed within notifications.
`user`	string	The ID of the user that posted the message.
`bot_id`	string	The ID of the bot that posted the message.
`app_id`	string	The ID of the application that posted the message.
`ts`	string	The timestamp of the posted message.
`thread_ts`	string	The timestamp of the posted message if it was posted within a thread.
`edited`	object	An object containing the ID of the user that edited the message and the timestamp of when the message was edited.
`blocks`	array[object]	An array of message blocks.
`attachments`	array[object]	An array of attachments to the message, if any.
`reactions`	array[object]	An array of all reactions added to the message, including the reaction name and the users that added the reaction.

Property	Type	Description
`id`	string	The unique ID of the conversation.
`name`	string	The name of the conversation.
`is_channel`	boolean	Indicates whether the conversation is a public channel.
`is_group`	boolean	Indicates whether the conversation is a private group chat.
`is_mpim`	boolean	Indicates whether the conversation is a multiparty group message.
`is_im`	boolean	Indicates whether the conversation is a private message.
`is_private`	boolean	Indicates whether the conversation is private.
`created`	string	The Unix timestamp of when the conversation was created.
`creator`	string	The ID of the user that created the conversation.
`topic`	object	The details of the conversation topic, including the value of the topic, when it was set, and the user that set the topic.
`purpose`	object	The details of the conversation purpose, including the value of the purpose, when it was set, and the user that set the purpose.
`previous_names`	array[string]	A list of the conversation's previous names.

Property	Type	Description
`id`	string	The unique ID of the file.
`created`	number	The timestamp of when the file was created.
`name`	string	The full name of the file, including the file extension.
`title`	string	The title of the file.
`filetype`	string	The file type.
`user`	string	The ID of the user who created the file.
`size`	number	The file size in bytes.
`is_external`	boolean	Indicates whether the file is an external/remote file.
`is_public`	boolean	Indicates whether the file is shared publicly.
`preview`	string	The preview that is shown when the file is shared within a conversation.

Property	Type	Description
`id`	string	The unique ID of the user.
`name`	string	The user's full name.
`deleted`	boolean	Indicates whether the user has been deleted.
`tz`	string	The user's timezone.
`profile`	object	The user's profile, including social media links, contact information, name details, and status.
`is_admin`	boolean	Indicates whether the user has administrator permissions.
`is_owner`	boolean	Indicates whether the user is the owner of the workspace.
`is_bot`	boolean	Indicates whether the user is a bot.

Introduction

Chat Using the Application

Conversations Using an App

File Management

Users

Manage Reactions

Slack's Bolt Framework

Conclusion

Appendix

Details of Response Fields

Messages

Channels

Files

Users