{"name": string,"contentName": string,"contentType": string,"thumbnailUri": string,"downloadUri": string,"source": enum (Source),// Union field data_ref can be only one of the following:"attachmentDataRef": {object (AttachmentDataRef)},"driveDataRef": {object (DriveDataRef)}// End of list of possible types for union field data_ref.}
Fields
name
string
Optional. Resource name of the attachment, in the form spaces/{space}/messages/{message}/attachments/{attachment}.
contentName
string
Output only. The original file name for the content, not the full path.
contentType
string
Output only. The content type (MIME type) of the file.
thumbnailUri
string
Output only. The thumbnail URL which should be used to preview the attachment to a human user. Chat apps shouldn't use this URL to download attachment content.
downloadUri
string
Output only. The download URL which should be used to allow a human user to download the attachment. Chat apps shouldn't use this URL to download attachment content.
Optional. A reference to the attachment data. This field is used to create or update messages with attachments, or with the media API to download the attachment data.
Optional. The resource name of the attachment data. This field is used with the media API to download the attachment data.
attachmentUploadToken
string
Optional. Opaque token containing a reference to an uploaded attachment. Treated by clients as an opaque string and used to create or update Chat messages with attachments.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-02-27 UTC."],[[["\u003cp\u003eAn \u003ccode\u003eAttachment\u003c/code\u003e resource represents a file attached to a Google Chat message, containing metadata such as file name, content type, and source.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eAttachment\u003c/code\u003e includes URLs for thumbnail preview and user download, but Chat apps should utilize the \u003ccode\u003edata_ref\u003c/code\u003e field for accessing content.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003edata_ref\u003c/code\u003e field can point to either uploaded content within Chat (\u003ccode\u003eAttachmentDataRef\u003c/code\u003e) or a Google Drive file (\u003ccode\u003eDriveDataRef\u003c/code\u003e).\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eAttachmentDataRef\u003c/code\u003e is used by Chat apps to create/update messages with attachments or to download attachment data via the media API.\u003c/p\u003e\n"],["\u003cp\u003eDevelopers can use the \u003ccode\u003eget\u003c/code\u003e method to retrieve metadata for a specific message attachment.\u003c/p\u003e\n"]]],["Attachments in Google Chat contain metadata and data references. Key information includes the attachment's `name`, `contentName`, `contentType`, `thumbnailUri`, and `downloadUri`. The `source` indicates if it's from Google Drive or uploaded to Chat. `AttachmentDataRef` provides a `resourceName` for media API downloads and an `attachmentUploadToken` for creating/updating messages with attachments. Methods to retrieve attachments metadata are detailed. The data source can be either a Drive file or uploaded content.\n"],null,["- [Resource: Attachment](#Attachment)\n - [JSON representation](#Attachment.SCHEMA_REPRESENTATION)\n - [AttachmentDataRef](#Attachment.AttachmentDataRef)\n - [JSON representation](#Attachment.AttachmentDataRef.SCHEMA_REPRESENTATION)\n - [Source](#Attachment.Source)\n- [Methods](#METHODS_SUMMARY)\n\nResource: Attachment An attachment in Google Chat.\n\n| JSON representation |\n|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| ``` { \"name\": string, \"contentName\": string, \"contentType\": string, \"thumbnailUri\": string, \"downloadUri\": string, \"source\": enum (/workspace/chat/api/reference/rest/v1/spaces.messages.attachments#Attachment.Source), // Union field `data_ref` can be only one of the following: \"attachmentDataRef\": { object (/workspace/chat/api/reference/rest/v1/spaces.messages.attachments#Attachment.AttachmentDataRef) }, \"driveDataRef\": { object (/workspace/chat/api/reference/rest/v1/DriveDataRef) } // End of list of possible types for union field `data_ref`. } ``` |\n\n| Fields ||\n|---------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `name` | `string` Optional. Resource name of the attachment, in the form `spaces/{space}/messages/{message}/attachments/{attachment}`. |\n| `contentName` | `string` Output only. The original file name for the content, not the full path. |\n| `contentType` | `string` Output only. The content type (MIME type) of the file. |\n| `thumbnailUri` | `string` Output only. The thumbnail URL which should be used to preview the attachment to a human user. Chat apps shouldn't use this URL to download attachment content. |\n| `downloadUri` | `string` Output only. The download URL which should be used to allow a human user to download the attachment. Chat apps shouldn't use this URL to download attachment content. |\n| `source` | `enum (`[Source](/workspace/chat/api/reference/rest/v1/spaces.messages.attachments#Attachment.Source)`)` Output only. The source of the attachment. |\n| Union field `data_ref`. The data reference to the attachment. `data_ref` can be only one of the following: ||\n| `attachmentDataRef` | `object (`[AttachmentDataRef](/workspace/chat/api/reference/rest/v1/spaces.messages.attachments#Attachment.AttachmentDataRef)`)` Optional. A reference to the attachment data. This field is used to create or update messages with attachments, or with the media API to download the attachment data. |\n| `driveDataRef` | `object (`[DriveDataRef](/workspace/chat/api/reference/rest/v1/DriveDataRef)`)` Output only. A reference to the Google Drive attachment. This field is used with the Google Drive API. |\n\nAttachmentDataRef A reference to the attachment data.\n\n| JSON representation |\n|---------------------------------------------------------------------|\n| ``` { \"resourceName\": string, \"attachmentUploadToken\": string } ``` |\n\n| Fields ||\n|-------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `resourceName` | `string` Optional. The resource name of the attachment data. This field is used with the media API to download the attachment data. |\n| `attachmentUploadToken` | `string` Optional. Opaque token containing a reference to an uploaded attachment. Treated by clients as an opaque string and used to create or update Chat messages with attachments. |\n\nSource The source of the attachment.\n\n| Enums ||\n|----------------------|----------------------------------|\n| `SOURCE_UNSPECIFIED` | Reserved. |\n| `DRIVE_FILE` | The file is a Google Drive file. |\n| `UPLOADED_CONTENT` | The file is uploaded to Chat. |\n\n| Methods ||\n|------------------------------------------------------------------------------|--------------------------------------------|\n| [get](/workspace/chat/api/reference/rest/v1/spaces.messages.attachments/get) | Gets the metadata of a message attachment. |"]]