Get MEP operation status

Retrieves the details and current state of a USD-MEP operation using its external ID.

GET/v1/operations/usd-mep/{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	External ID of the MEP operation.

Not applicable: Query Parameters, Body.

Response

2XX Success

Field	Type	Description
id	string	External ID of the MEP operation.
account_id	string	Client account number the operation belongs to.
amount_in_ars	number	Total amount of the operation in ARS.
amount_in_usd	number	Total amount of the operation in USD.
state	string	Current state of the operation. Possible values: SENT_TO_OMS_TO_BUY, BOND_BOUGHT, SENT_TO_OMS_TO_SELL, BOND_SOLD, CANCELLED, UNKNOWN, REJECTED_BUY, REJECTED_SELL, COMPLETED, PENDING.
transact_time_buy	string (ISO 8601 datetime)	Execution timestamp of the buy leg.
transact_time_sell	string (ISO 8601 datetime)	Execution timestamp of the sell leg.
executed_amount	number	Total amount actually executed.
quantity	integer	Quantity of the instrument traded.
net_amount	number	Net amount of the operation after fees.

Error Codes

Status	Description
401	Unauthorized — invalid or missing access token
403	Forbidden — the token does not have permission to access this resource
404	Not Found — no MEP operation exists with the given ID
500	Internal Server Error

Error structure:

{
  "code": "NOT_FOUND",
  "description": "Resource not found"
}

Code Example

cURL

curl -X GET https://b2b.allaria.cloud/v1/operations/usd-mep/b7e4f2a1-9c3d-4e5f-8a1b-2d3e4f5a6b7c \
  -H "Authorization: Bearer ACCESS_TOKEN"

JavaScript

const id = 'b7e4f2a1-9c3d-4e5f-8a1b-2d3e4f5a6b7c';

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

Python

import requests

id = 'b7e4f2a1-9c3d-4e5f-8a1b-2d3e4f5a6b7c'

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

Node.js

const axios = require('axios');

const id = 'b7e4f2a1-9c3d-4e5f-8a1b-2d3e4f5a6b7c';

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

2XX Success

{
  "id": "b7e4f2a1-9c3d-4e5f-8a1b-2d3e4f5a6b7c",
  "account_id": "12345",
  "amount_in_ars": 1250000.50,
  "amount_in_usd": 1000.00,
  "state": "BOND_SOLD",
  "transact_time_buy": "2026-07-20T10:15:32",
  "transact_time_sell": "2026-07-20T10:16:05",
  "executed_amount": 1249800.00,
  "quantity": 1000,
  "net_amount": 998500.00
}