curl --request POST \
  --url https://cerberus.eazybe.com/prod/api/v2/meta/phone-numbers/{phoneNumberId}/messages/contacts \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "to": "919900000001",
  "contacts": [
    {
      "name": {
        "formatted_name": "Acme Support",
        "first_name": "Acme"
      },
      "phones": [
        {
          "phone": "+919900000000",
          "type": "WORK",
          "wa_id": "919900000000"
        }
      ],
      "emails": [
        {
          "email": "support@acme.com",
          "type": "WORK"
        }
      ]
    }
  ]
}
'

{
  "messaging_product": "whatsapp",
  "contacts": [
    {
      "input": "919900000001",
      "wa_id": "919900000001"
    }
  ],
  "messages": [
    {
      "id": "wamid.HBgMOTE5OTAwMDAwMDAxFQIAERgS...",
      "message_status": "accepted"
    }
  ]
}