UpdateMessageLabels
Update message labels by either adding or removing labels to messages.
Input
| Name | Type | Required | Description |
| MessageIds | String | True | The IDs of the messages to modify. There is a limit of 1000 ids per request. |
| LabelsToAdd | String | False | A list of IDs of labels to add to this message. Limited to only 100 labels. |
| LabelsToRemove | String | False | A list IDs of labels to remove from this message. Limited to only 100 labels. |
Result Set Columns
| Name | Type | Description |
| Success | String | The Id for the message as returned by the server. |