curl --request POST \
  --url https://api.sandbox.isometric.com/mrv/v0/projects/{project_id}/monitoring_requirements/{id}/submissions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'x-client-secret: <x-client-secret>' \
  --data '
{
  "source_id": "src_1EBBF4M7X1S06G1Y",
  "valid_from": "2023-11-07T05:31:56Z",
  "notes": "Pages 14-21",
  "supplier_reference_id": "<string>",
  "valid_to": "2023-11-07T05:31:56Z"
}
'

import requests

url = "https://api.sandbox.isometric.com/mrv/v0/projects/{project_id}/monitoring_requirements/{id}/submissions"

payload = {
    "source_id": "src_1EBBF4M7X1S06G1Y",
    "valid_from": "2023-11-07T05:31:56Z",
    "notes": "Pages 14-21",
    "supplier_reference_id": "<string>",
    "valid_to": "2023-11-07T05:31:56Z"
}
headers = {
    "x-client-secret": "<x-client-secret>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'x-client-secret': '<x-client-secret>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    source_id: 'src_1EBBF4M7X1S06G1Y',
    valid_from: '2023-11-07T05:31:56Z',
    notes: 'Pages 14-21',
    supplier_reference_id: '<string>',
    valid_to: '2023-11-07T05:31:56Z'
  })
};

fetch('https://api.sandbox.isometric.com/mrv/v0/projects/{project_id}/monitoring_requirements/{id}/submissions', 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.sandbox.isometric.com/mrv/v0/projects/{project_id}/monitoring_requirements/{id}/submissions",
  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([
    'source_id' => 'src_1EBBF4M7X1S06G1Y',
    'valid_from' => '2023-11-07T05:31:56Z',
    'notes' => 'Pages 14-21',
    'supplier_reference_id' => '<string>',
    'valid_to' => '2023-11-07T05:31:56Z'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json",
    "x-client-secret: <x-client-secret>"
  ],
]);

$response = curl_exec($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.sandbox.isometric.com/mrv/v0/projects/{project_id}/monitoring_requirements/{id}/submissions"

	payload := strings.NewReader("{\n  \"source_id\": \"src_1EBBF4M7X1S06G1Y\",\n  \"valid_from\": \"2023-11-07T05:31:56Z\",\n  \"notes\": \"Pages 14-21\",\n  \"supplier_reference_id\": \"<string>\",\n  \"valid_to\": \"2023-11-07T05:31:56Z\"\n}")

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

	req.Header.Add("x-client-secret", "<x-client-secret>")
	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.sandbox.isometric.com/mrv/v0/projects/{project_id}/monitoring_requirements/{id}/submissions")
  .header("x-client-secret", "<x-client-secret>")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"source_id\": \"src_1EBBF4M7X1S06G1Y\",\n  \"valid_from\": \"2023-11-07T05:31:56Z\",\n  \"notes\": \"Pages 14-21\",\n  \"supplier_reference_id\": \"<string>\",\n  \"valid_to\": \"2023-11-07T05:31:56Z\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.sandbox.isometric.com/mrv/v0/projects/{project_id}/monitoring_requirements/{id}/submissions")

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

request = Net::HTTP::Post.new(url)
request["x-client-secret"] = '<x-client-secret>'
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"source_id\": \"src_1EBBF4M7X1S06G1Y\",\n  \"valid_from\": \"2023-11-07T05:31:56Z\",\n  \"notes\": \"Pages 14-21\",\n  \"supplier_reference_id\": \"<string>\",\n  \"valid_to\": \"2023-11-07T05:31:56Z\"\n}"

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

{
  "id": "mns_1D46WGW6A1S03FRG",
  "notes": "<string>",
  "project_monitoring_requirement_id": "pfx_1HQTSP3RX1S0Y2RG",
  "source_id": "src_1EBBF4M7X1S06G1Y",
  "supplier_reference_id": "<string>",
  "valid_from": "2023-11-07T05:31:56Z",
  "valid_to": "2023-11-07T05:31:56Z"
}

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>",
      "ctx": {},
      "input": "<unknown>"
    }
  ]
}