/// <summary>
/// Sends request message with optional data.
/// </summary>
/// <param name="id">The message id (identifying target).</param>
/// <param name="request">The data attached to the message.</param>
/// <returns>Response message from the target.</returns>
/// <remarks>
/// Message format:
/// {
/// "id": MESSAGE_TARGET_ID, // <paramref name="id" />
/// "type": SERIALIZED_TYPE, // <paramref name="request.Type" />
/// "data": SERIALIZED_DATA, // <paramref name="request" />
/// "uuid": UNIQUE_REQUEST_IDENTIFIER // Exists only when <paramref name="onResponse" /> callback is provided
/// }
///
/// Message is automatically prefixed with <see cref="UnityMessageManager.MessagePrefix" />
/// constant to distinguish it from unformatted messages.
/// </remarks>
public static UniTask <TResponse> SendAsync <TMessageType, TResponse>(string id, IUnityRequest <TMessageType> request, CancellationToken cancellationToken = default(CancellationToken)) where TMessageType : Enum
=> UnityMessageManager.instance.SendRequestAsync <TResponse>(id, (int)(object)request.Type(), request, cancellationToken);
public static UniTask <TResponse> InjectAsync <TRequestType, TResponse>(string id, IUnityRequest <TRequestType, TResponse> data, CancellationToken cancellationToken = default(CancellationToken))
where TRequestType : Enum
=> UnityMessageManager.instance.InjectInternalAsync <TResponse>(id, GetNextUUID(), (int)(object)data.Type(), data, cancellationToken);
