update
fun updateFileMessage(messageId: Long, params: FileMessageUpdateParams, handler: FileMessageHandler?)
Updates a FileMessage that was previously sent in the channel. Note that the file itself cannot be changed; only the fields stored within the message can be modified.
Since
3.0.71
Parameters
message
The ID of the message. This must be a message that exists in the channel's history, or an error will be returned.
params
handler
An FileMessageHandler to receive the callback from this method.