gistfile1.cs

var client = new RestClient("https://slack.com/api/chat.postMessage?=");
var request = new RestRequest(Method.POST);
request.AddHeader("cache-control", "no-cache");
request.AddHeader("Connection", "keep-alive");
request.AddHeader("Content-Length", "2377");
request.AddHeader("Accept-Encoding", "gzip, deflate");
request.AddHeader("Host", "slack.com");
request.AddHeader("Postman-Token", "0c1eb063-b934-48e3-9730-5ae9c1022dab,cf72071a-dbee-46cb-abb6-866f329c7eba");
request.AddHeader("Cache-Control", "no-cache");
request.AddHeader("Accept", "*/*");
request.AddHeader("User-Agent", "PostmanRuntime/7.19.0");
request.AddHeader("Authorization", "Bearer xoxb-YOUR-BOT-TOKEN");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("undefined", "{\n\t\"channel\": \"YOUR-CHANNEL-ID\",\n\t\"text\": \"Lorem ipsum\",\n\t\"attachments\": [ {\n\t\t            \"color\": \"#36a64f\",\n\n\t\t\"blocks\": [\n\t\t{\n\t\t\t\"type\": \"section\",\n\t\t\t\"text\": {\n\t\t\t\t\"type\": \"mrkdwn\",\n\t\t\t\t\"text\": \"Hello, Assistant to the Regional Manager Dwight! *Michael Scott* wants to know where you'd like to take the Paper Company investors to dinner tonight.\\n\\n *Please select a restaurant:*\"\n\t\t\t}\n\t\t},\n\t\t{\n\t\t\t\"type\": \"divider\"\n\t\t},\n\t\t{\n\t\t\t\"type\": \"section\",\n\t\t\t\"text\": {\n\t\t\t\t\"type\": \"mrkdwn\",\n\t\t\t\t\"text\": \"*Farmhouse Thai Cuisine*\\n:star::star::star::star: 1528 reviews\\n They do have some vegan options, like the roti and curry, plus they have a ton of salad stuff and noodles can be ordered without meat!! They have something for everyone here\"\n\t\t\t},\n\t\t\t\"accessory\": {\n\t\t\t\t\"type\": \"image\",\n\t\t\t\t\"image_url\": \"https://s3-media3.fl.yelpcdn.com/bphoto/c7ed05m9lC2EmA3Aruue7A/o.jpg\",\n\t\t\t\t\"alt_text\": \"alt text for image\"\n\t\t\t}\n\t\t},\n\t\t{\n\t\t\t\"type\": \"section\",\n\t\t\t\"text\": {\n\t\t\t\t\"type\": \"mrkdwn\",\n\t\t\t\t\"text\": \"*Kin Khao*\\n:star::star::star::star: 1638 reviews\\n The sticky rice also goes wonderfully with the caramelized pork belly, which is absolutely melt-in-your-mouth and so soft.\"\n\t\t\t},\n\t\t\t\"accessory\": {\n\t\t\t\t\"type\": \"image\",\n\t\t\t\t\"image_url\": \"https://s3-media2.fl.yelpcdn.com/bphoto/korel-1YjNtFtJlMTaC26A/o.jpg\",\n\t\t\t\t\"alt_text\": \"alt text for image\"\n\t\t\t}\n\t\t},\n\t\t{\n\t\t\t\"type\": \"section\",\n\t\t\t\"text\": {\n\t\t\t\t\"type\": \"mrkdwn\",\n\t\t\t\t\"text\": \"*Ler Ros*\\n:star::star::star::star: 2082 reviews\\n I would really recommend the  Yum Koh Moo Yang - Spicy lime dressing and roasted quick marinated pork shoulder, basil leaves, chili & rice powder.\"\n\t\t\t},\n\t\t\t\"accessory\": {\n\t\t\t\t\"type\": \"image\",\n\t\t\t\t\"image_url\": \"https://s3-media2.fl.yelpcdn.com/bphoto/DawwNigKJ2ckPeDeDM7jAg/o.jpg\",\n\t\t\t\t\"alt_text\": \"alt text for image\"\n\t\t\t}\n\t\t},\n\t\t{\n\t\t\t\"type\": \"divider\"\n\t\t},\n\t\t{\n\t\t\t\"type\": \"actions\",\n\t\t\t\"elements\": [\n\t\t\t\t{\n\t\t\t\t\t\"type\": \"button\",\n\t\t\t\t\t\"text\": {\n\t\t\t\t\t\t\"type\": \"plain_text\",\n\t\t\t\t\t\t\"text\": \"Farmhouse\",\n\t\t\t\t\t\t\"emoji\": true\n\t\t\t\t\t},\n\t\t\t\t\t\"value\": \"click_me_123\"\n\t\t\t\t},\n\t\t\t\t{\n\t\t\t\t\t\"type\": \"button\",\n\t\t\t\t\t\"text\": {\n\t\t\t\t\t\t\"type\": \"plain_text\",\n\t\t\t\t\t\t\"text\": \"Kin Khao\",\n\t\t\t\t\t\t\"emoji\": true\n\t\t\t\t\t},\n\t\t\t\t\t\"value\": \"click_me_123\"\n\t\t\t\t},\n\t\t\t\t{\n\t\t\t\t\t\"type\": \"button\",\n\t\t\t\t\t\"text\": {\n\t\t\t\t\t\t\"type\": \"plain_text\",\n\t\t\t\t\t\t\"text\": \"Ler Ros\",\n\t\t\t\t\t\t\"emoji\": true\n\t\t\t\t\t},\n\t\t\t\t\t\"value\": \"click_me_123\"\n\t\t\t\t}\n\t\t\t]\n\t\t}\n\t]}\n\t\t]\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);