A gist to try figure out why only 50% of our whatsapp template messages arrive at our customers whatsapp

whatsapp_template_payload.js

const whatsapp_payload = {
  recipient_number: data.recipient_number,
  template: { // template in meta dashboard
    name: "order",
    language: {
      code: "en"
    },
    components: [
      {
        type: "header",
        parameters: [
          {
            type: "document",
            document: {
              link: data.pdf_link,
              filename: `${data.event_name} - Tickets #${data.order_id}.pdf`
            }
          },
        ]
      },
      {
        type: "body",
        parameters: [
          {
            type: "text",
            text: data.firstname
          },
          {
            type: "text",
            text: data.event_name
          },
          {
            type: "text",
            text: data.event_start_date
          },
          {
            type: "text",
            text: data.event_end_date
          },
          {
            type: "text",
            text: data.event_url
          },
          {
            type: "text",
            text: organiser_details_string
          },
        ]
      }
    ]
  },
}