WeChat.Template.send_template_message

You're seeing just the function send_template_message, go back to WeChat.Template module for more information.
Link to this function

send_template_message(client, body)

Specs

send_template_message(WeChat.client(), body :: map()) :: WeChat.response()

发送模板消息 - 官方文档

Link to this function

send_template_message(client, openid, template_id, data)

Specs

send_template_message(
  WeChat.client(),
  WeChat.openid(),
  template_id(),
  data :: map()
) :: WeChat.response()

发送模板消息 - 官方文档