curl --request POST \
  --url https://api.tiny.com.br/public-api/v3/ordem-compra \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "contato": {
    "id": 123
  },
  "data": "2024-01-01",
  "dataPrevista": "2024-01-01",
  "desconto": 123,
  "condicao": "<string>",
  "observacoes": "<string>",
  "observacoesInternas": "<string>",
  "transportador": "<string>",
  "parcelas": [
    {
      "dias": 123,
      "dataVencimento": "2024-01-01",
      "valor": 123,
      "contaContabil": {
        "id": 123
      },
      "observacoes": "<string>"
    }
  ],
  "categoria": {
    "id": 123
  },
  "frete": 123,
  "itens": [
    {
      "produto": {
        "id": 123
      },
      "quantidade": 123,
      "valor": 123,
      "informacoesAdicionais": "<string>",
      "aliquotaIPI": 123,
      "valorICMS": 123
    }
  ]
}
'

import requests

url = "https://api.tiny.com.br/public-api/v3/ordem-compra"

payload = {
    "contato": { "id": 123 },
    "data": "2024-01-01",
    "dataPrevista": "2024-01-01",
    "desconto": 123,
    "condicao": "<string>",
    "observacoes": "<string>",
    "observacoesInternas": "<string>",
    "transportador": "<string>",
    "parcelas": [
        {
            "dias": 123,
            "dataVencimento": "2024-01-01",
            "valor": 123,
            "contaContabil": { "id": 123 },
            "observacoes": "<string>"
        }
    ],
    "categoria": { "id": 123 },
    "frete": 123,
    "itens": [
        {
            "produto": { "id": 123 },
            "quantidade": 123,
            "valor": 123,
            "informacoesAdicionais": "<string>",
            "aliquotaIPI": 123,
            "valorICMS": 123
        }
    ]
}
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({
    contato: {id: 123},
    data: '2024-01-01',
    dataPrevista: '2024-01-01',
    desconto: 123,
    condicao: '<string>',
    observacoes: '<string>',
    observacoesInternas: '<string>',
    transportador: '<string>',
    parcelas: [
      {
        dias: 123,
        dataVencimento: '2024-01-01',
        valor: 123,
        contaContabil: {id: 123},
        observacoes: '<string>'
      }
    ],
    categoria: {id: 123},
    frete: 123,
    itens: [
      {
        produto: {id: 123},
        quantidade: 123,
        valor: 123,
        informacoesAdicionais: '<string>',
        aliquotaIPI: 123,
        valorICMS: 123
      }
    ]
  })
};

fetch('https://api.tiny.com.br/public-api/v3/ordem-compra', 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.tiny.com.br/public-api/v3/ordem-compra",
  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([
    'contato' => [
        'id' => 123
    ],
    'data' => '2024-01-01',
    'dataPrevista' => '2024-01-01',
    'desconto' => 123,
    'condicao' => '<string>',
    'observacoes' => '<string>',
    'observacoesInternas' => '<string>',
    'transportador' => '<string>',
    'parcelas' => [
        [
                'dias' => 123,
                'dataVencimento' => '2024-01-01',
                'valor' => 123,
                'contaContabil' => [
                                'id' => 123
                ],
                'observacoes' => '<string>'
        ]
    ],
    'categoria' => [
        'id' => 123
    ],
    'frete' => 123,
    'itens' => [
        [
                'produto' => [
                                'id' => 123
                ],
                'quantidade' => 123,
                'valor' => 123,
                'informacoesAdicionais' => '<string>',
                'aliquotaIPI' => 123,
                'valorICMS' => 123
        ]
    ]
  ]),
  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://api.tiny.com.br/public-api/v3/ordem-compra"

	payload := strings.NewReader("{\n  \"contato\": {\n    \"id\": 123\n  },\n  \"data\": \"2024-01-01\",\n  \"dataPrevista\": \"2024-01-01\",\n  \"desconto\": 123,\n  \"condicao\": \"<string>\",\n  \"observacoes\": \"<string>\",\n  \"observacoesInternas\": \"<string>\",\n  \"transportador\": \"<string>\",\n  \"parcelas\": [\n    {\n      \"dias\": 123,\n      \"dataVencimento\": \"2024-01-01\",\n      \"valor\": 123,\n      \"contaContabil\": {\n        \"id\": 123\n      },\n      \"observacoes\": \"<string>\"\n    }\n  ],\n  \"categoria\": {\n    \"id\": 123\n  },\n  \"frete\": 123,\n  \"itens\": [\n    {\n      \"produto\": {\n        \"id\": 123\n      },\n      \"quantidade\": 123,\n      \"valor\": 123,\n      \"informacoesAdicionais\": \"<string>\",\n      \"aliquotaIPI\": 123,\n      \"valorICMS\": 123\n    }\n  ]\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://api.tiny.com.br/public-api/v3/ordem-compra")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"contato\": {\n    \"id\": 123\n  },\n  \"data\": \"2024-01-01\",\n  \"dataPrevista\": \"2024-01-01\",\n  \"desconto\": 123,\n  \"condicao\": \"<string>\",\n  \"observacoes\": \"<string>\",\n  \"observacoesInternas\": \"<string>\",\n  \"transportador\": \"<string>\",\n  \"parcelas\": [\n    {\n      \"dias\": 123,\n      \"dataVencimento\": \"2024-01-01\",\n      \"valor\": 123,\n      \"contaContabil\": {\n        \"id\": 123\n      },\n      \"observacoes\": \"<string>\"\n    }\n  ],\n  \"categoria\": {\n    \"id\": 123\n  },\n  \"frete\": 123,\n  \"itens\": [\n    {\n      \"produto\": {\n        \"id\": 123\n      },\n      \"quantidade\": 123,\n      \"valor\": 123,\n      \"informacoesAdicionais\": \"<string>\",\n      \"aliquotaIPI\": 123,\n      \"valorICMS\": 123\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.tiny.com.br/public-api/v3/ordem-compra")

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  \"contato\": {\n    \"id\": 123\n  },\n  \"data\": \"2024-01-01\",\n  \"dataPrevista\": \"2024-01-01\",\n  \"desconto\": 123,\n  \"condicao\": \"<string>\",\n  \"observacoes\": \"<string>\",\n  \"observacoesInternas\": \"<string>\",\n  \"transportador\": \"<string>\",\n  \"parcelas\": [\n    {\n      \"dias\": 123,\n      \"dataVencimento\": \"2024-01-01\",\n      \"valor\": 123,\n      \"contaContabil\": {\n        \"id\": 123\n      },\n      \"observacoes\": \"<string>\"\n    }\n  ],\n  \"categoria\": {\n    \"id\": 123\n  },\n  \"frete\": 123,\n  \"itens\": [\n    {\n      \"produto\": {\n        \"id\": 123\n      },\n      \"quantidade\": 123,\n      \"valor\": 123,\n      \"informacoesAdicionais\": \"<string>\",\n      \"aliquotaIPI\": 123,\n      \"valorICMS\": 123\n    }\n  ]\n}"

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

{
  "id": 123,
  "numeroPedido": "<string>",
  "data": "<string>"
}

{
  "mensagem": "Ocorreram erros de validação",
  "detalhes": [
    {
      "campo": "codigo",
      "mensagem": "O campo código é obrigatório"
    }
  ]
}