curl --request POST \
  --url https://api.example.com/api/whatsapp/v1/Send \
  --header 'Content-Type: application/json' \
  --data '
{
  "SenderNumber": "<string>",
  "MetaTemplateId": "<string>",
  "BulkPayload": {},
  "BulkPayload.RecieverNumber": "<string>"
}
'

import requests

url = "https://api.example.com/api/whatsapp/v1/Send"

payload = {
    "SenderNumber": "<string>",
    "MetaTemplateId": "<string>",
    "BulkPayload": {},
    "BulkPayload.RecieverNumber": "<string>"
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    SenderNumber: '<string>',
    MetaTemplateId: '<string>',
    BulkPayload: {},
    'BulkPayload.RecieverNumber': '<string>'
  })
};

fetch('https://api.example.com/api/whatsapp/v1/Send', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "statusCode": 123,
  "status": "<string>",
  "messages": [
    {}
  ],
  "messages[].messageId": "<string>",
  "messages[].receiverNumber": "<string>"
}