Function buildMessage

cwa/src/privateToken.ts:67–70

(userId: UserId, mediaHash: MediaHash)

}

function buildMessage(userId: UserId, mediaHash: MediaHash): ArrayBuffer {
	const encodedUserId = new TextEncoder().encode(userId)
	return concat(encodedUserId, mediaHash)
}

async function signMessage(
	privateMediaSecret: PrivateMediaSecret,