action ritc_list_app_user_channels { label: "listAppUserChannels" description: "Channels available to a User" provider: ritc method: GET path: "/users/{user_id}/channels" encoding: json input: { type: "object" properties: { user_id: { type: "string" } } required: ["user_id"] additionalProperties: false } output: { type: "object" additionalProperties: true } }