Function setGcpServiceAccountJson

setGcpServiceAccountJson(
userId: string,
json: string,
): Promise<LiveTranslationChannelOwnerView>
Stores encrypted GCP service-account JSON for the channel owner.
Parameters
- userId: string
  Owner user id.
- json: string
  Canonical JSON string.
Returns Promise<LiveTranslationChannelOwnerView>
Updated owner view, or null when channel missing.
- Defined in lib/repositories/live-translation-channels.ts:387