curl --request POST \
--url https://api.nuvia.ai/v1/resource/upload-attachment \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: multipart/form-data' \
--form file='@example-file'import requests
url = "https://api.nuvia.ai/v1/resource/upload-attachment"
files = { "file": ("example-file", open("example-file", "rb")) }
headers = {"Authorization": "Bearer <token>"}
response = requests.post(url, files=files, headers=headers)
print(response.text)const form = new FormData();
form.append('file', '<string>');
const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};
options.body = form;
fetch('https://api.nuvia.ai/v1/resource/upload-attachment', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.nuvia.ai/v1/resource/upload-attachment",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001--",
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: multipart/form-data"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.nuvia.ai/v1/resource/upload-attachment"
payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001--")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "Bearer <token>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.nuvia.ai/v1/resource/upload-attachment")
.header("Authorization", "Bearer <token>")
.body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001--")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.nuvia.ai/v1/resource/upload-attachment")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001--"
response = http.request(request)
puts response.read_body{
"extension": "<string>",
"external_url": "<string>",
"file_type": "IMAGE",
"company": "<unknown>",
"_id": "<string>",
"s3_key": "<string>",
"meta": {
"mimeType": "<string>",
"size": 123,
"fileName": "<string>",
"resourceUrl": "<string>"
},
"createdAt": "<unknown>",
"updatedAt": "<unknown>"
}Subir adjunto
SUBIDA DE ADJUNTO PARA MENSAJES
Sube un archivo y crea un registro de adjunto. El adjunto puede usarse después para enviar mensajes con medios (imágenes, audios, videos, documentos).
📋 Cómo usar
- Suba el archivo por este endpoint
- Guarde el
_iddevuelto - Use ese
_iden los endpoints de envío de mensajes (send-image,send-audio,send-video,send-document)
📁 Tipos de archivo admitidos
- IMAGE: imágenes (JPG, PNG, GIF, WEBP)
- AUDIO: audios (MP3, OGG, AAC, AMR)
- VIDEO: videos (MP4, 3GP)
- DOCUMENT: documentos (PDF, DOC, DOCX, XLS, XLSX, PPT, TXT)
- STICKER: stickers de WhatsApp (WEBP)
🔄 Flujo completo de envío de medios
1. POST /resource/upload-attachment (con file y fileType)
→ Devuelve: { _id: "65f1a2b3c4d5...", external_url: "https://...", ... }
2. POST /messages/send-image (con conversationId y attachment)
→ Envía la imagen al contacto
📝 Ejemplo de uso
Solicitud:
POST /resource/upload-attachment
Content-Type: multipart/form-data
{
"file": [archivo binario],
"fileType": "IMAGE"
}
Respuesta:
{
"_id": "65f1a2b3c4d5e6f7g8h9i0j1",
"extension": "png",
"external_url": "https://s3.amazonaws.com/bucket/file.png",
"file_type": "IMAGE",
"meta": {
"mimeType": "image/png",
"size": 102400,
"fileName": "foto.png",
"resourceUrl": "https://s3.amazonaws.com/bucket/file.png"
},
"company": "65f...",
"createdAt": "2024-01-15T10:30:00.000Z"
}
Luego, enviar la imagen:
POST /messages/send-image
{
"conversationId": "65f...",
"message": {
"content": "¡Mire esta imagen!",
"contentType": "IMAGE",
"attachment": "65f1a2b3c4d5e6f7g8h9i0j1"
}
}
⚠️ Observaciones importantes
- Tamaño máximo: varía según el tipo de archivo y el canal (WhatsApp tiene sus propios límites)
- Formatos aceptados: solo formatos admitidos por WhatsApp
- Almacenamiento: los archivos se guardan en S3 de AWS
- URL pública: la URL devuelta es pública y accesible directamente
- Reutilización: el mismo adjunto puede usarse en varios mensajes
- Persistencia: los adjuntos se guardan de forma permanente
curl --request POST \
--url https://api.nuvia.ai/v1/resource/upload-attachment \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: multipart/form-data' \
--form file='@example-file'import requests
url = "https://api.nuvia.ai/v1/resource/upload-attachment"
files = { "file": ("example-file", open("example-file", "rb")) }
headers = {"Authorization": "Bearer <token>"}
response = requests.post(url, files=files, headers=headers)
print(response.text)const form = new FormData();
form.append('file', '<string>');
const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};
options.body = form;
fetch('https://api.nuvia.ai/v1/resource/upload-attachment', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.nuvia.ai/v1/resource/upload-attachment",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001--",
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: multipart/form-data"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.nuvia.ai/v1/resource/upload-attachment"
payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001--")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "Bearer <token>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.nuvia.ai/v1/resource/upload-attachment")
.header("Authorization", "Bearer <token>")
.body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001--")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.nuvia.ai/v1/resource/upload-attachment")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001--"
response = http.request(request)
puts response.read_body{
"extension": "<string>",
"external_url": "<string>",
"file_type": "IMAGE",
"company": "<unknown>",
"_id": "<string>",
"s3_key": "<string>",
"meta": {
"mimeType": "<string>",
"size": 123,
"fileName": "<string>",
"resourceUrl": "<string>"
},
"createdAt": "<unknown>",
"updatedAt": "<unknown>"
}Autorizaciones
Token JWT de autenticação
Encabezados
Identificador de la empresa objetivo. Obligatorio solo para API keys globales (type=global). Se ignora para API keys de empresa y usuarios humanos.
Cuerpo
Respuesta
Adjunto creado
Extensión del archivo (jpg, png, pdf, etc.).
URL pública del archivo. Obsoleto: prefiera derivar una URL firmada a partir de s3_key.
Tipo de archivo: IMAGE, AUDIO, VIDEO, DOCUMENT o STICKER.
IMAGE, AUDIO, VIDEO, DOCUMENT, STICKER Empresa propietaria del adjunto.
ID del adjunto.
Clave de almacenamiento del objeto, usada para derivar la URL firmada.
Metadatos adicionales del archivo: mimeType, size, fileName, entre otros.
Show child attributes
Show child attributes
Fecha de creación del adjunto.
Fecha de actualización del adjunto.