code: @Override
  	public Later<String> post(String object, Param... params) {
  		this.checkForBatchExecution();
  		
  		final GraphRequest<JsonNode> req =
  			new GraphRequest<JsonNode>(object, HttpMethod.POST, params, this.mapper, this.<JsonNode>createMappingChain(mapper.constructType(JsonNode.class)));
  
  		this.graphRequests.add(req);
  		return new Later<String>() {
  			@Override
  			public String get() throws FacebookException
  			{
  				return req.get().path("id").asText();
  			}
  		};
  	}
docs: /* (non-Javadoc)
  @see com.googlecode.batchfb.Batcher#post(java.lang.String, com.googlecode.batchfb.Param[])