Get MEP transfer status

Retrieves the current status of a previously initiated USD-MEP transfer.

GET/v1/operations/usd-mep/transfers/{id}

Request

Headers

Field	Type	Required	Description
Authorization	string	Yes	Access token in Bearer ACCESS_TOKEN format

Path Parameters

Field	Type	Required	Description
id	string	Yes	Client-generated idempotency ID used when the transfer was created.

Not applicable: Query Parameters, Body.

Response

2XX Success

Field	Type	Description
id	string	Client-generated idempotency ID of the transfer.
client_account_number	string	Client account number the funds were transferred from.
cbu	string	Destination CBU (Clave Bancaria Uniforme).
cbu_id	integer	Internal identifier of the registered destination CBU.
amount	number	Amount transferred, in USD.
status	string	Current status of the transfer. Possible values: SUCCESS, FAILED, PENDING_VERIFICATION, ERROR, WAITING_FOR_BALANCE, READY_TO_TRANSFER.
executed_at	string (ISO 8601 datetime)	Timestamp when the transfer was executed.
error_message	string	Error message, if the transfer failed. Empty string when there is no error.

Error Codes

Status	Description
400	Bad Request — the transfer's account does not belong to the caller
401	Unauthorized — invalid or missing access token
403	Forbidden — the token does not have permission to access this resource
500	Internal Server Error

Error structure:

{
  "code": "BAD_REQUEST",
  "description": "account does not belong to user"
}

Code Example

cURL

curl -X GET https://b2b.allaria.dev/v1/operations/usd-mep/transfers/7a8b9c0d-1e2f-4a3b-8c4d-5e6f7a8b9c0d \
  -H "Authorization: Bearer ACCESS_TOKEN"

JavaScript

const id = '7a8b9c0d-1e2f-4a3b-8c4d-5e6f7a8b9c0d';

const response = await fetch(
  `https://b2b.allaria.dev/v1/operations/usd-mep/transfers/${id}`,
  {
    method: 'GET',
    headers: { 'Authorization': 'Bearer ACCESS_TOKEN' }
  }
);
const data = await response.json();
console.log(data);

Python

import requests

id = '7a8b9c0d-1e2f-4a3b-8c4d-5e6f7a8b9c0d'

response = requests.get(
  f'https://b2b.allaria.dev/v1/operations/usd-mep/transfers/{id}',
  headers={ 'Authorization': 'Bearer ACCESS_TOKEN' }
)
data = response.json()
print(data)

Node.js

const axios = require('axios');

const id = '7a8b9c0d-1e2f-4a3b-8c4d-5e6f7a8b9c0d';

const response = await axios.get(
  `https://b2b.allaria.dev/v1/operations/usd-mep/transfers/${id}`,
  { headers: { Authorization: 'Bearer ACCESS_TOKEN' } }
);
console.log(response.data);

2XX Success

{
  "id": "7a8b9c0d-1e2f-4a3b-8c4d-5e6f7a8b9c0d",
  "client_account_number": "12345",
  "cbu": "0000003100000000000001",
  "cbu_id": 987654,
  "amount": 1000.00,
  "status": "SUCCESS",
  "executed_at": "2026-07-21T09:15:42",
  "error_message": ""
}