| Name | Type | Description | Notes |
|---|---|---|---|
| channelType | String | Session / channel type as a string (`1` to `10` as accepted by the server). | |
| requestId | String | User ID whose channel notification setting is queried. | |
| channelId | String | Legacy `targetId`. | |
| subchannelId | String | Legacy `busChannel`. Used for community-channel subchannel level settings. | [optional] |