Open MED case

curl --request POST \
  --url https://spi.sandbox.lerian.net/api/v1/core/med/ \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "caseId": "<string>",
  "originalEndToEndId": "<string>",
  "reason": "<string>"
}
'

import requests

url = "https://spi.sandbox.lerian.net/api/v1/core/med/"

payload = {
    "caseId": "<string>",
    "originalEndToEndId": "<string>",
    "reason": "<string>"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({caseId: '<string>', originalEndToEndId: '<string>', reason: '<string>'})
};

fetch('https://spi.sandbox.lerian.net/api/v1/core/med/', 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://spi.sandbox.lerian.net/api/v1/core/med/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'caseId' => '<string>',
    'originalEndToEndId' => '<string>',
    'reason' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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://spi.sandbox.lerian.net/api/v1/core/med/"

	payload := strings.NewReader("{\n  \"caseId\": \"<string>\",\n  \"originalEndToEndId\": \"<string>\",\n  \"reason\": \"<string>\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://spi.sandbox.lerian.net/api/v1/core/med/")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"caseId\": \"<string>\",\n  \"originalEndToEndId\": \"<string>\",\n  \"reason\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://spi.sandbox.lerian.net/api/v1/core/med/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"caseId\": \"<string>\",\n  \"originalEndToEndId\": \"<string>\",\n  \"reason\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body

{
  "analysisDeadlineAt": "<string>",
  "caseId": "<string>",
  "completionDeadlineAt": "<string>",
  "createdAt": "<string>",
  "evidenceReferences": [
    {
      "addedAt": "<string>",
      "addedBy": "<string>",
      "description": "<string>",
      "reference": "<string>",
      "type": "<string>"
    }
  ],
  "id": "<string>",
  "originalEndToEndId": "<string>",
  "reason": "<string>",
  "status": "<string>",
  "updatedAt": "<string>",
  "refundAmount": 123,
  "resolution": "<string>",
  "resolvedAt": "<string>"
}

{
  "code": "<string>",
  "detail": "<string>",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "<string>",
  "status": 123,
  "title": "<string>",
  "type": "about:blank"
}

POST

api

core

med

Open MED case

curl --request POST \
  --url https://spi.sandbox.lerian.net/api/v1/core/med/ \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "caseId": "<string>",
  "originalEndToEndId": "<string>",
  "reason": "<string>"
}
'

import requests

url = "https://spi.sandbox.lerian.net/api/v1/core/med/"

payload = {
    "caseId": "<string>",
    "originalEndToEndId": "<string>",
    "reason": "<string>"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({caseId: '<string>', originalEndToEndId: '<string>', reason: '<string>'})
};

fetch('https://spi.sandbox.lerian.net/api/v1/core/med/', 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://spi.sandbox.lerian.net/api/v1/core/med/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'caseId' => '<string>',
    'originalEndToEndId' => '<string>',
    'reason' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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://spi.sandbox.lerian.net/api/v1/core/med/"

	payload := strings.NewReader("{\n  \"caseId\": \"<string>\",\n  \"originalEndToEndId\": \"<string>\",\n  \"reason\": \"<string>\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://spi.sandbox.lerian.net/api/v1/core/med/")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"caseId\": \"<string>\",\n  \"originalEndToEndId\": \"<string>\",\n  \"reason\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://spi.sandbox.lerian.net/api/v1/core/med/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"caseId\": \"<string>\",\n  \"originalEndToEndId\": \"<string>\",\n  \"reason\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body

{
  "analysisDeadlineAt": "<string>",
  "caseId": "<string>",
  "completionDeadlineAt": "<string>",
  "createdAt": "<string>",
  "evidenceReferences": [
    {
      "addedAt": "<string>",
      "addedBy": "<string>",
      "description": "<string>",
      "reference": "<string>",
      "type": "<string>"
    }
  ],
  "id": "<string>",
  "originalEndToEndId": "<string>",
  "reason": "<string>",
  "status": "<string>",
  "updatedAt": "<string>",
  "refundAmount": 123,
  "resolution": "<string>",
  "resolvedAt": "<string>"
}

{
  "code": "<string>",
  "detail": "<string>",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "<string>",
  "status": 123,
  "title": "<string>",
  "type": "about:blank"
}

Authorizations

Authorization

string

header

required

JWT bearer token issued by the identity provider.

Headers

Idempotency-Key

string

Idempotency key, max 255 characters

Body

application/json

caseId

string

required

Caller-assigned business identifier for the MED dispute case.

Example:

"MED-2025-001"

originalEndToEndId

string

required

PIX EndToEndID of the original disputed transaction, format E{ISPB}{YYYYMMDD}{uniqueID}.

Example:

"E1234567820250307ABCDEFGHIJKLMNO"

reason

string

required

Motivation for the dispute: FRAUD (suspected fraud), OPERATIONAL_FLAW (operational error), or CANCELLED (payer cancellation).

Example:

"FRAUD"

Response

Created

analysisDeadlineAt

string

required

UTC deadline for the initial analysis window (7 days), RFC 3339 format.

Example:

"2025-03-17T14:30:00Z"

caseId

string

required

Caller-assigned business identifier for the MED dispute case.

Example:

"MED-2025-001"

completionDeadlineAt

string

required

UTC deadline for full case completion (10 days), RFC 3339 format.

Example:

"2025-04-06T14:30:00Z"

createdAt

string

required

UTC timestamp when the case was created, RFC 3339 format.

Example:

"2025-03-07T14:30:00Z"

evidenceReferences

object[] | null

required

Evidence attachments supporting the dispute.

Show child attributes

string

required

Server-assigned UUID of the MED case.

Example:

"550e8400-e29b-41d4-a716-446655440000"

originalEndToEndId

string

required

PIX EndToEndID of the original disputed transaction, format E{ISPB}{YYYYMMDD}{uniqueID}.

Example:

"E1234567820250307ABCDEFGHIJKLMNO"

reason

string

required

Motivation for the dispute: FRAUD, OPERATIONAL_FLAW, or CANCELLED.

Example:

"FRAUD"

status

string

required

Lifecycle state: INITIATED, UNDER_ANALYSIS, AWAITING_RESPONSE, APPROVED, REJECTED, EXPIRED, or COMPLETED.

Example:

"INITIATED"

updatedAt

string

required

UTC timestamp of the last update to the case, RFC 3339 format.

Example:

"2025-03-07T14:30:00Z"

refundAmount

integer<int64>

Refund amount in centavos (BRL minor units); zero unless the case was resolved with a refund.

Example:

0

resolution

string

Outcome once resolved: APPROVED, REJECTED, CANCELLED_BY_OPENER, DEADLINE_EXPIRED, or AUTO_APPROVED; empty while unresolved.

Example:

""

resolvedAt

string

UTC timestamp when the case was resolved, RFC 3339 format; empty while unresolved.

Example:

""

⌘I

Pix — Lerian SPI (native messaging)

Pix — JD (interface, direct)

Pix — BTG (interface, indirect)

TED — Lerian SPB (native messaging)

TED — JD (interface)

Boletos — BTG (interface)

Lerian SILOC (native messaging)

Lerian SLC (native messaging)

Lerian STA (native messaging)

Lerian SISBAJUD (native messaging)

Lerian Consignado (native messaging)

Open MED case

Authorizations

Headers

Body

Response