API documentation

Login username (email address)

Login password

The type of channels accessed by the logged in user. Possible values are cs for customer-service channels, and nl for newsletter channels. Leave empty for listing all channels.

A code generated for new agents or when restoring a forgotten password. If the code matches, the specified password is used from now on for the agent.

Token with login data

Login username (email address)

The user ID, number or secret hash code. Multiple ids can be separated by comma.

This is the amount of results that is returned.

Active and inactive users are listed per default. Use 1 for listing only active users and 0 for listing only inactive users.

This is the amount of results skipped in the result set.

Set to 1 for listing only blocked users

List only active users of this targeting group.

Users can be searched by id/phone number (if the search attribute is numeric) or by parts of their name or referral info.

User lists are ordered by creation date per default. stopped, id, name, messenger, blocked or last_chat can be specified to order by those attributes.

Normally user lists are sorted descending which means latest first.

Set if the time of the last user chat should be included.
Retrieving the information costs more time.

Set if custom fields should be included.

The user ID, number or secret hash code. Multiple ids can be separated by comma.

Requires JSON with field name => field value.
Possible field names:

• name: name of the user
• agent: email-address of an agent that should be assigned
• customfields: Please see possible user properties by using the GET USER PROPERTIES call.
  Example:

  {  
  "name": "John Doe",  
  "agent": "john.doe@foo.bar",  
  "customfields": {  
  "haircolor": "brown",  
  "123": "premium"  
  },  
  "addlabel": [1,2,3],  
  "removelabel": [4,5,6]  
  }  

The CSV file containing the user list.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The category ID.

Set active (1) or inactive (0).

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The content of the note you want to add to the user

A comma-separated list of user numbers. Leave empty to list all users with the property.

The name of the user property

The user number. Multiple numbers can be separated by comma.

The name of the user property

The value of the user property. Must be compliant with the possible field values.

The field ID or name

Set to 1 if hidden fields should be included.

The name of the user property, no spaces. "fieldname" will result in a bot variable $fieldname$.

Possible field types:

• number
• text
• word
• enum
• collection
• location
• date
• time

Possible values or conditions for this field.
e.g. >=2 <=9 for field type number.
a,b,c,d for field type enumeration or collection

Expiration in seconds

• 0: won't be saved and can only be used in the answer associated with the input
• >0: Seconds before information will be purged
• -1: permanent

Field can be edited on the "profile page" by the user.

Internal name for the variable (also shown on users profile page)

The position of the field. Per default it is added at the end.

Field is only visible to admins and dispatchers.

The field ID or name

The name of the user property, no spaces. "fieldname" will result in a bot variable $fieldname$.

Possible field types:

• number
• text
• word
• enum
• collection
• location
• date
• time

Possible values or conditions for this field.
e.g. >=2 <=9 for field type number.
a,b,c,d for field type enumeration or collection

Expiration in seconds

• 0: won't be saved and can only be used in the answer associated with the input
• >0: Seconds before information will be purged
• -1: permanent

Field can be edited on the "profile page" by the user.

Internal name for the variable (also shown on users profile page)

The position of the field.

Field is only visible to admins and dispatchers.

The field ID or name

The user ID, number or secret hash code. Multiple ids can be separated by comma.

This is the amount of results that is returned.

Show start and stop messages from users.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The text message to be send to the user. Sending an attachment with a message is only possible for image and video. Audio and document will ignore the message.

The url of the attachment. The following types/extensions are supported: image (jpg, jpeg, png, gif), video (mp4, m4v, mpg, mpeg, mov, avi), audio (mp3) or document (pdf). If the attachment is valid, a field called reusable_attachment is in the result, containing a cached URL for the sent file. Use this URL the next time for sending the same file to other users to improve the performance.

The filename of the attachment. It can be displayed in messengers that don't support inline view of the attachment.

If set, mark the chat with this user as read (1) / unread (0).

Buttons can be attached for all messengers except WhatsApp. A JSON encoded array of buttons can be passed. Each button must define a caption (displayed text), a type (link, postback, call or share) and an info field.

• Link must contain a URL.
• Postback a text send back to the server when the user clicks on it
• Call a phone number
• Share a link that can be shared (Facebook only)
  Example:

  [  
  {"type":"link", "caption":"MessengerPeople", "info":"https:\/\/www.messengerpeople.com"},  
  {"type":"postback", "caption":"Hello","info":"Hello"}  
  ]  

Set to enable the linkpreview-feature in WhatsApp or Telegram. Default: linkpreview setting at the channel

Normally messages are pushed directly to WhatsApp which delays the REST call. If push is 0, the call returns immediately and the message is queued.

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The name of the notification

A JSON array of parameters that are replaced in the notification

The user ID, number or secret hash code. Multiple IDs can be separated by comma.

The ID of the topic

The ID of the chat

JSON with field name => field valuepairs which will be set as user properties before sending. see possible user properties by using the GET USER PROPERTIES call.
Example: { "color": "red" }

Set 1 for listing WhatsApp channel numbers with the number of active users

New name of the channel

Status message of the channel

Welcome message for new users

Ticket message for existing users

Set if a read confirmation should be sent in WhatsApp when receving chat messages

Set to enable the linkpreview-feature in WhatsApp and Telegram

Set to interpret every word as "Start" message. When disabled, only the default start word in the channels language or the specific start word is active.

When startword is set and every_word_starts is set to 0, users are only activated if they send this specific word

The timezone, e.g. "Europe/Berlin" or "America/Los_Angeles"

The amount of days after which inactive users are deleted automatically

Default language for this channel. Possible languages:
de, en, d1 (formal German), es, fr, it, nl, pl, pt, ru, r1, ar, tr, hr and jp

URL of the profile image of the channel

Time in minutes after which a ticket is marked as "overdue"

Time in minutes after which a ticket is marked as "critical"

Set if you want to open a ticket even if the chatbot answered already.

Time in minutes after which a ticket is reopened after it has been closed. Default 60

Set if you want to use autorouting of tickets.

Set if you want to assign tickets to agents automatically.

Set if you want to assign a ticket automatically to a previously assigned agent.

Set to 2 for automatically deactivating a bot when the agent sends a chat response or to 1 when a ticket is opened.

Any information in json format used by a frontend to store channel specific settings

The maximum number of tickets that are assigned to an agent by auto routing.

Set if you want to assign a ticket automatically only to online agents.

Configuration for apple payment in json format

Set if you want to enable urltracking with shortened URLs. Contact MessengerPeople if you want to use your own domain instead of www.msgp.pl.

Parameters that are added to linked URLs if a user clicks on the link. %SOURCE% will be replaced by the used messenger

Set if you want new users to subscribe automatically to all categories.

Set if you want to add the categories info to the welcome message.

The categories info that can be added to the welcome message. %LINK% will be replaced by a user specific link

Specifies whether notifications are used when sending content.

The number of unread information messages a user gets when requesting informations.

The maximum age in seconds of unread information messages a user gets when requesting informations.

An array of default texts that can be used when sending information

The message that a user gets when he tries to pull content but got already all content.

The message that a user gets in Whatsapp in addition to a notification informing how to pull the content. {{1}} is replaced by the pull keyword.

The initial text that an iOS user will send after installing the Notify app.

The image displayed in the Notify app for the channel.

A short text describing your channel visible in the Notify app.

Specifies whether channel content can be displayed in the chat of Notify.

The status of the channel in the Notify app affecting the visibility in the categories list. Possible values are public, private or hidden.

Additional Notify promotion text to send only to WhatsApp users without the Notify app.

This is the amount of results that is returned.

ID of the first result to be served

Show incoming messages.

Show outgoing messages.

Show automated / bot messages if bot = 1. If bot = 2 include also welcome and stop messages.

The name of the team

The ID of an agent that should be added to the team. Multiple IDs can be separated by comma.

The team ID. Multiple ids can be separated by comma.

The name of the team

The ID of an agent that should be added to the team. Multiple IDs can be separated by comma.

The ID of an agent that should be removed from the team. Multiple IDs can be separated by comma.

The team ID. Multiple IDs can be separated by comma.

The name of the label

The background color of the label in hex format, eg. BADA55

The text color of the label in hex format, eg. C0FFEE

The label ID. Multiple IDs can be separated by comma.

The name of the label

The background color of the label in hex format, eg. FACADE

The text color of the label in hex format, eg. BE1337

The label ID. Multiple IDs can be separated by comma.

Set if a confirm dialog should be displayed to new Facebook users

The text in the confirm dialog that new Facebook users are receiving.

Set if the Facebook "get started" button should be displayed to new users

The greeting message that Facebook users are receiving when sending the first message to the page.

The Facebook access token from an administrator connecting to a Facebook page.
For connecting the page the access_token, page_id and page_name must be set.
For disconnecting the page the access_token must be empty and page_id and page_name must be set.

The Facebook page ID

The Facebook page name

The URL of a webhook. All incoming messages will be pushed to this URL. It MUST return a JSON

{ "success": "true" }  

Otherwise the webhook will be deactivated after some failed attempts.

Set active (1) or inactive (0).

In case anything goes wrong, a notification will be sent to this email address.

A test message is sent to the webhook to check whether everything works correctly.
The push contains three messages (2 x WhatsApp, 1 x Facebook) in one call:

{  
"messages":[ {  
"id":"62103206",  
"messenger":"WA",  
"usernumber":"4917212345678",  
"date":"1522938174",  
"attachment":"",  
"attachment_type":"",  
"text":"Usermessage 1",  
"welcome":"0",  
"channelnumber":"4915792312345",  
"userstatus":"1",  
"chat_id":"1234567"  
},  
{  
"id":"62103207",  
"messenger":"WA",  
"usernumber":"4917212345678",  
"date":"1522938174",  
"attachment":"",  
"attachment_type":"",  
"text":"Usermessage 2",  
"welcome":"0",  
"channelnumber":"4915792312345",  
"userstatus":"1",  
"chat_id":"1234568"  
},  
{  
"id":"62103295",  
"messenger":"FB",  
"usernumber":"998694828505",  
"date":"1522938208",  
"attachment":"",  
"attachment_type":"",  
"text":"message via facebook",  
"welcome":"0",  
"userstatus":"1",  
"chat_id":"1234569"  
} ] }  

If the user is activated successfully by sending the chat, the field welcome has the value 1.
The field userstatus has the value -1, 0 or 1.

• -1: The user sending the chat was delete
• 0: The user sending the chat is inactive
• 1: The user sending the chat is active

This is the amount of results that is returned.

The text message to be send to the user. Sending an attachment with a message is only possible for image and video. Audio and document will ignore the message.

The url of the attachment. The following types/extensions are supported: image (jpg, jpeg, png, gif), video (mp4, m4v, mpg, mpeg, mov, avi), audio (mp3) or document (pdf). If the attachment is valid, a field called reusable_attachment is in the result, containing a cached URL for the sent file. Use this URL the next time for sending the same file to other users to improve the performance.

Time for sending in the timezone set for the channel. Leave empty if the newsletter should be send immediately. (Format YYYY-mm-dd HH:ii)

Number of a category as seen in the backend (1–10)

ID of a targeting list. Cannot be combined with category. If the category is also set, this setting will be ignored.

Buttons can be attached for all messengers except WhatsApp. A JSON encoded array of buttons can be passed. Each button must define a caption (displayed text), a type (link, postback, call or share) and an info field.

• Link must contain a URL.
• Postback a text send back to the server when the user clicks on it
• Call a phone number
• Share a link that can be shared (Facebook only)
  Example:

  [  
  {"type":"link", "caption":"MessengerPeople", "info":"https:\/\/www.messengerpeople.com"},  
  {"type":"postback", "caption":"Hello","info":"Hello"}  
  ]  

The ID of the newsletter that should be deleted. Only scheduled newsletter can be deleted when sending hasn't started yet.

The ID of a targeting list. Filter for getting only this targeting information in the result.

Set if count of users for the targeting list should be calculated. From version 11, this only works if requesting a specific targeting (id > 0).

Set if the targeting should include categories for content sending. From version 11, this only works if id not set.

The ID 1-10 of a category

The new name of the category. Maximum length of the name is 100 characters.

The name of the new category. Maximum length of the name is 100 characters.

The ID 1-10 of a category

The ID of a single content.

List only drafts if filter = draft or only published infos if filter = published.

This is the amount of results that is returned.

This is the amount of results skipped in the result set.

Content lists are ordered by published date per default (creation date for drafts). created can be specified to order by this attributes.

Normally content lists are sorted descending which means latest first.

Specifies whether click statistics should be returned for URLs in contents. Requires enabled click tracking in the channel.
The result shows the total number of clicks and the number of clicks for each messenger.

Specifies whether reach statistics should be additionally split up in 'pulled from' and 'pushed to' for each messenger separately.

The text of the content. Content with audio or document media will ignore the text.

The url of a media attachment. The following types/extensions are supported: image (jpg, jpeg, png, gif), video (mp4, m4v, mpg, mpeg, mov, avi), audio (mp3) or document (pdf).

The original filename of the attachment.

If set, store the content as draft, otherwise it will be published.

The UNIX timestamp of the publication date in seconds (if not a draft). The current date is used per default.

A short text that is sent to inform the users about new content. This text is sent to the Notify app or to WhatsApp, if the user has no Notify app.

If specified this link is opened directly from notifications in the Notify app. Other messengers will get the text + this weblink.

Category ID 1-10 or ID of a targeting list.

The lifetime of the content after publishing in seconds.

The content ID

The text of the content. Content with audio or document media will ignore the text.

The url of a media attachment. The following types/extensions are supported: image (jpg, jpeg, png, gif), video (mp4, m4v, mpg, mpeg, mov, avi), audio (mp3) or document (pdf).

The original filename of the attachment.

If set, store the content as draft, otherwise it will be published.

The UNIX timestamp of the publication date in seconds (if not a draft). The current date is used per default.

A special notification text sent to the Notify app.

If specified this link is opened directly from notifications in the Notify app. Other messengers will get the text + this weblink.

Category ID 1-10 or ID of a targeting list.

The lifetime of the content after publishing in seconds.

The content ID

The ID of the content.

Specifies the unit of the result. Possible values are hours, days, weeks.

UNIX timestamp of the day/hour at which to start the statistics.
Default: Current day for hour statistics, 30 days ago for days or weeks

UNIX timestamp at which to end the statistics.
Default: current time

Specifies whether day statistics should be returned.
Default: 1 unless hour is set.

Specifies whether hour statistics should be returned.

UNIX timestamp of the day/hour at which to start the statistics.
Default: Current day for hour statistics, 30 days ago for days

UNIX timestamp at which to end the statistics.
Default: current time

Specifies whether day statistics should be returned.
Default: 1 unless hour is set.

Specifies whether hour statistics should be returned.

UNIX timestamp of the day/hour at which to start the statistics.
Default: Current day for hour statistics, 30 days ago for days

UNIX timestamp at which to end the statistics.
Default: current time

Specifies whether click statistics should be returned for URLs in the newsletters. Requires enabled click tracking in the channel.
The result shows the total number of clicks and the number of clicks for each messenger.

Specifies whether day statistics should be returned.
Default: 1 unless hour is set.

Specifies whether hour statistics should be returned.

UNIX timestamp of the day/hour at which to start the statistics.
Default: Current day for hour statistics, 30 days ago for days

UNIX timestamp at which to end the statistics.
Default: current time

Include bot statistics.

Include additional week statistics.

Specifies whether day statistics should be returned.
Default: 1 unless hour is set.

Specifies whether hour statistics should be returned.

UNIX timestamp of the day/hour at which to start the statistics.
Default: Current day for hour statistics, 30 days ago for days

UNIX timestamp at which to end the statistics.
Default: current time

UNIX timestamp of the day/hour at which to start the statistics.
Default: Current day for hour statistics, 30 days ago for days

UNIX timestamp at which to end the statistics.
Default: current time

The unit of the resturned statistics. Possible values are days, weeks or months.
If the unit is omitted, only current_push and last_30days are returned.

The entity ID.

The entity ID

The entity data instance ID

The entity ID

The entity data instance ID, if the id is missing a new instance is created.

JSON with identifiers and attribute/value pairs for the object. Attributes which are not defined for the entity are ignored.
The keywords which identify the entitiy (in a message) are collected in the identifiers array. A keyword must not contain a ",".
Example:

{  
"identifiers": [  "john", "doe" ],  
"name": "John Doe",  
"mail": "john.doe@foo.bar"  
}  

The entity ID

The entity data instance ID

The widget ID. If omitted return old widgets, if 0 return all new widgets, otherwise just the widget with that ID.

The widget name.

The type ID of the widget

The widget title

The widget body text

Specifies whether a privacy check is displayed.

The widget privacy text.

The widget privacy link.

Requires JSON with a list of messengers used in the widget. info and link_text are optional
Example:

[ {  
"id": "WA",  
"link_text": "Please save the number",  
"info": "Please add the number to your contacts"  
} ]  

Requires JSON with a list of settings used in the widget. requires id and value
Example:

[  
{ "id": 1, "value": "FFFFAA" },  
{ "id": 5, "value": 14 }  
]  

Wdiget language. Per default the channel language is used.
de, en, es, fr, it, nl, pl, pt, ru, ar, tr, hr and jp

The widget ID

The widget name

The type ID of the widget

The widget title

The widget body text

Specifies whether a privacy check is displayed.

The widget privacy text

The widget privacy link

Requires JSON with a list of messengers used in the widget. info and link_text are optional
Example:

[ {  
"id": "WA",  
"link_text": "Please save the number",  
"info": "Please add the number to your contacts"  
} ]  

Requires JSON with a list of settings used in the widget. requires id and value
Example:

[  
{ "id": 1, "value": "FFFFAA" },  
{ "id": 5, "value": 14 }  
]

Wdiget language. Per default the channel language is used.
de, en, es, fr, it, nl, pl, pt, ru, ar, tr, hr and jp

The widget ID

Wdiget language. Per default the channel language is used.
de, en, es, fr, it, nl, pl, pt, ru, ar, tr, hr and jp

The widget setting name

The widget settings data type. Possible values are int, boolean, float, string, color.

The widget settings ID

The widget settings name

The widget settings data type. Possible values are int, boolean, float, string, color.

The widget settings ID

The ticket ID or user_id. Multiple ids can be separated by comma. If a user_id is specified the last ticket of that user is returned.

This is the amount of results that is returned. If the given amount is 0 the api will fallback to 500.

This is the amount of results skipped in the result set.

Field to order the results by. Valid values are 'id', 'closed', 'created', 'status', 'messenger', 'waiting_since', 'label_names', 'agent'.

Whether to order the results ascending.

The status of the tickets. 0 for closed tickets, 1 for opened tickets

List only tickets assigned to me or my team.

The ID of a user or comma-separated list of IDs.

The ID of an agent or comma-separated list of IDs.

The ID of a label or comma-separated list of IDs.

List bot chat messages of the ticket.

A filter for searching tickets. Searches can be performed for ticket numbers, user ids and text in chat. Only tickets of users are listed that match the search filter.

A filter for listing only tickets of users with this messenger. Valid values are 'WA', 'WB', 'FB', 'TG', 'IN', 'IM', 'VI'. (WA and WB are synonyms)

The maximum number of chats that are listed for each ticket .

A filter for listing only open tickets that are waiting since the specified time. Format: 0 for getting all answered, 1 for getting all unanswered tickets or from-to, e.g. 0-1552389233 or 1552389233-0 .

Set to 0 to avoid listing notes of the ticket(s) when ID is not specified.

List only new open tickets that have not been answered yet.

The ID of the user

The ID of a user.

The ID of a ticket or a user.

A note added. The agent must be logged in.

The ID of a ticket or a user.

The ID of an agent, to sign this ticket to.

The ID of a team, to assign this ticket to.

Set if you want to activate or deactivate the chatbot for a ticket. Only relevant if the chat for the ticket is locked.

Mark a ticket as answered even if the user send the last chat by setting waiting_since to 0.

The ID of a ticket or a user

The ID of a label

The ID of a ticket or a user

The ID of a label

The ID of a ticket

The note text

Agent ID to use instead of the currently logged-in agent's ID

The ID of a ticket

The ID of a note to update

The updated note text

The ID of a ticket

The ID of a note to update

ID of a ticket to get statistics from

UNIX timestamp of the day/hour after which tickets have been created. Default last 24 hours

UNIX timestamp of the day/hour before tickets have been created

This is the amount of results that is returned.

This is the amount of results skipped in the result set.

If specified return only one line for each ticket with information about the last assigned agent even if multiple agents had been assigned.

The ID of an agent. If omitted list all agents.

Include all open ticket IDs of the agent(s) and their waiting_since status.

The email address of the new agent.

The role(s) of the agent. All agents must have a role. Multiple roles can be separated by ,

The first name of the agent. First name and/or last name must be set.

The last name of the agent. First name and/or last name must be set.

URL of the profile image of the agent.

Set if the agent should receive email notifications when a ticket is assigned or for new chat messages in assigned tickets.

Set if the agent has access to all channels.

One or more channel IDs the agent is assigned to. Will be ignored if all_channels is set.

Set if the agent is active and is able to work on tickets.

A second email address that should receive the email with the login information.

The ID of an agent.

The role(s) of the agent. All agents must have a role. Multiple roles can be separated by ,

The first name of the agent. First name and/or last name must be set.

The last name of the agent. First name and/or last name must be set.

URL of the profile image of the agent.

Set if the agent should receive email notifications when a ticket is assigned or for new chat messages in assigned tickets.

Set if the agent is active and is able to work on tickets.

Set if the agent has access to all channels.

One or more channel IDs the agent is assigned to. Will be ignored if all_channels is set.

Agent frontend language. Possible values: en, de, es, fr, ar, it

Requires JSON with any name => value pairs. Example:

{ "setting": "value" }  

Delete a setting by setting the value as empty string.

A JSON array of skill IDs to assign to this agent

A comma-separated list (or JSON array) of notification endpoints.

Set the current online status for this agent.

• 0 = offline
• 1 = online (green)
• 2 = away / inactive (yellow)
• 3 = busy (red)

The old password of the agent

The new password of the agent

The ID of an agent

Set active (1) or inactive (0).

The ID of a chat.

The ID of a bot message sent manually.

The name of the bot message that can be sent manually

The text message to be send to the user. Sending an attachment with a message is only possible for image and video. Audio and document will ignore the message.

he url of the attachment. The following types/extensions are supported: image (jpg, jpeg, png, gif), video (mp4, m4v, mpg, mpeg, mov, avi), audio (mp3) or document (pdf). If the attachment is valid, a field called reusable_attachment is in the result, containing a cached URL for the sent file. Use this URL the next time for sending the same file to other users to improve the performance.

The ID of a bot message sent manually.

The name of the bot message that can be sent manually.

The text message to be send to the user. Sending an attachment with a message is only possible for image and video. Audio and document will ignore the message.

he url of the attachment. The following types/extensions are supported: image (jpg, jpeg, png, gif), video (mp4, m4v, mpg, mpeg, mov, avi), audio (mp3) or document (pdf). If the attachment is valid, a field called reusable_attachment is in the result, containing a cached URL for the sent file. Use this URL the next time for sending the same file to other users to improve the performance.

The ID of a bot message sent manually.

The ID of an absence message.

Comma separated list of week days at which the absence message is active. Possible values: sun, mon, tue, wed, thu, fri or sat. Alternatively the numbers 0&endash;6.

The start time of the absence period in the format hh:mm

The end time of the absence period in the format hh:mm

The text message to be send to the user. Sending an attachment with a message is only possible for image and video. Audio and document will ignore the message.

The url of the attachment. The following types/extensions are supported: image (jpg, jpeg, png, gif), video (mp4, m4v, mpg, mpeg, mov, avi), audio (mp3) or document (pdf).
If the attachment is valid, a field called reusable_attachment is in the result, containing a cached URL for the sent file. Use this URL the next time for sending the same file to other users to improve the performance.

Set active (1) or inactive (0).

The ID of an absence message.

Comma separated list of week days at which the absence message is active. Possible values: sun, mon, tue, wed, thu, fri or sat. Alternatively the numbers 0&endash;6.

The start time of the absence period in the format hh:mm

The end time of the absence period in the format hh:mm

The text message to be send to the user. Sending an attachment with a message is only possible for image and video. Audio and document will ignore the message.

The url of the attachment. The following types/extensions are supported: image (jpg, jpeg, png, gif), video (mp4, m4v, mpg, mpeg, mov, avi), audio (mp3) or document (pdf).
If the attachment is valid, a field called reusable_attachment is in the result, containing a cached URL for the sent file. Use this URL the next time for sending the same file to other users to improve the performance.

Set active (1) or inactive (0).

The ID of an absence message.