Answers for "The server returned a "413 Payload Too Large"."

413 Request Entity Too Large

#open terminal and type
sudo nano /etc/nginx/nginx.conf
#go to http block
http {
	...
    #add this line
    client_max_body_size 100M;
    ...
}

413 payload too large nodejs

var bodyParser = require('body-parser');
app.use(bodyParser.json({limit: "50mb"}));
app.use(bodyParser.urlencoded({limit: "50mb", extended: true, parameterLimit:50000}));