curl --request POST \
  --url https://reporter.sandbox.lerian.net/v1/institutions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "cnpj": "12.ABC.345/01DE-35",
  "name": "Banco Exemplo S.A.",
  "scope": {}
}
'

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://reporter.sandbox.lerian.net/v1/institutions"

	payload := strings.NewReader("{\n  \"cnpj\": \"12.ABC.345/01DE-35\",\n  \"name\": \"Banco Exemplo S.A.\",\n  \"scope\": {}\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))

}

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({cnpj: '12.ABC.345/01DE-35', name: 'Banco Exemplo S.A.', scope: {}})
};

fetch('https://reporter.sandbox.lerian.net/v1/institutions', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://reporter.sandbox.lerian.net/v1/institutions"

payload = {
    "cnpj": "12.ABC.345/01DE-35",
    "name": "Banco Exemplo S.A.",
    "scope": {}
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "cnpj": "12ABC34501DE35",
  "createdAt": "2026-01-01T00:00:00Z",
  "id": "00000000-0000-0000-0000-000000000000",
  "name": "Banco Exemplo S.A.",
  "scope": {},
  "updatedAt": "2026-01-01T00:00:00Z",
  "version": 1
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "body.templateId",
      "message": "expected string to match 'uuid' format",
      "value": "not-a-uuid"
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "body.templateId",
      "message": "expected string to match 'uuid' format",
      "value": "not-a-uuid"
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "body.templateId",
      "message": "expected string to match 'uuid' format",
      "value": "not-a-uuid"
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "body.templateId",
      "message": "expected string to match 'uuid' format",
      "value": "not-a-uuid"
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "body.templateId",
      "message": "expected string to match 'uuid' format",
      "value": "not-a-uuid"
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}