AssetService

Chatto exposes this service below /api/connect.

Shared message and enum definitions are documented in Shared Types And Enums.

AssetService

Reads room-scoped asset metadata and freshly signed asset URLs.

GetAsset

Reads one asset. Authentication and room membership are required. Returns NOT_FOUND when the asset is missing, deleted, or owned by a different room.

POST /api/connect/chatto.api.v1.AssetService/GetAsset

Input: GetAssetRequest

Request to read one room-scoped asset with freshly signed URLs.

Field	Type	Description
room_id	string	Required. Room that owns the asset.
asset_id	string	Required. Asset ID.
thumbnail	ImageTransformOptions	Thumbnail URL options. Defaults are applied when absent.

Result: GetAssetResponse

Response containing one room-scoped asset.

Field	Type	Description
asset	Asset	Asset metadata and signed URLs.

BatchGetAssets

Reads many assets in one room. Authentication and room membership are required. Missing, deleted, and wrong-room asset IDs are omitted. Results preserve first-seen request order and repeated asset IDs are de-duplicated.

POST /api/connect/chatto.api.v1.AssetService/BatchGetAssets

Input: BatchGetAssetsRequest

Request to read many room-scoped assets with freshly signed URLs.

Field	Type	Description
room_id	string	Required. Room that owns the assets.
asset_ids	repeated string	Required. Asset IDs. Missing, deleted, and wrong-room asset IDs are omitted.
thumbnail	ImageTransformOptions	Thumbnail URL options. Defaults are applied when absent.

Result: BatchGetAssetsResponse

Response containing room-scoped assets.

Field	Type	Description
assets	repeated Asset	Assets in first-seen request order.