curl --request POST \
  --url https://api.riskportal.activeviam.com/api/MarketData/GetFxCrosses \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json-patch+json' \
  --data '
{
  "descriptors": [
    {
      "value": {
        "fixing_end_date": "2000-01-23T04:56:07.000+00:00",
        "fixing_start_date": "2000-01-23T04:56:07.000+00:00",
        "high_low_fixing_start_date": "2000-01-23T04:56:07.000+00:00",
        "high_low_fixing_end_date": "2000-01-23T04:56:07.000+00:00"
      },
      "key": "key"
    },
    {
      "value": {
        "fixing_end_date": "2000-01-23T04:56:07.000+00:00",
        "fixing_start_date": "2000-01-23T04:56:07.000+00:00",
        "high_low_fixing_start_date": "2000-01-23T04:56:07.000+00:00",
        "high_low_fixing_end_date": "2000-01-23T04:56:07.000+00:00"
      },
      "key": "key"
    }
  ],
  "fx_pairs": [
    "fx_pairs",
    "fx_pairs"
  ],
  "market_dates": [
    "2000-01-23T04:56:07.000+00:00",
    "2000-01-23T04:56:07.000+00:00"
  ]
}
'

import requests

url = "https://api.riskportal.activeviam.com/api/MarketData/GetFxCrosses"

payload = {
    "descriptors": [
        {
            "value": {
                "fixing_end_date": "2000-01-23T04:56:07.000+00:00",
                "fixing_start_date": "2000-01-23T04:56:07.000+00:00",
                "high_low_fixing_start_date": "2000-01-23T04:56:07.000+00:00",
                "high_low_fixing_end_date": "2000-01-23T04:56:07.000+00:00"
            },
            "key": "key"
        },
        {
            "value": {
                "fixing_end_date": "2000-01-23T04:56:07.000+00:00",
                "fixing_start_date": "2000-01-23T04:56:07.000+00:00",
                "high_low_fixing_start_date": "2000-01-23T04:56:07.000+00:00",
                "high_low_fixing_end_date": "2000-01-23T04:56:07.000+00:00"
            },
            "key": "key"
        }
    ],
    "fx_pairs": ["fx_pairs", "fx_pairs"],
    "market_dates": ["2000-01-23T04:56:07.000+00:00", "2000-01-23T04:56:07.000+00:00"]
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json-patch+json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json-patch+json'},
  body: JSON.stringify({
    descriptors: [
      {
        value: {
          fixing_end_date: '2000-01-23T04:56:07.000+00:00',
          fixing_start_date: '2000-01-23T04:56:07.000+00:00',
          high_low_fixing_start_date: '2000-01-23T04:56:07.000+00:00',
          high_low_fixing_end_date: '2000-01-23T04:56:07.000+00:00'
        },
        key: 'key'
      },
      {
        value: {
          fixing_end_date: '2000-01-23T04:56:07.000+00:00',
          fixing_start_date: '2000-01-23T04:56:07.000+00:00',
          high_low_fixing_start_date: '2000-01-23T04:56:07.000+00:00',
          high_low_fixing_end_date: '2000-01-23T04:56:07.000+00:00'
        },
        key: 'key'
      }
    ],
    fx_pairs: ['fx_pairs', 'fx_pairs'],
    market_dates: ['2000-01-23T04:56:07.000+00:00', '2000-01-23T04:56:07.000+00:00']
  })
};

fetch('https://api.riskportal.activeviam.com/api/MarketData/GetFxCrosses', 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.riskportal.activeviam.com/api/MarketData/GetFxCrosses",
  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([
    'descriptors' => [
        [
                'value' => [
                                'fixing_end_date' => '2000-01-23T04:56:07.000+00:00',
                                'fixing_start_date' => '2000-01-23T04:56:07.000+00:00',
                                'high_low_fixing_start_date' => '2000-01-23T04:56:07.000+00:00',
                                'high_low_fixing_end_date' => '2000-01-23T04:56:07.000+00:00'
                ],
                'key' => 'key'
        ],
        [
                'value' => [
                                'fixing_end_date' => '2000-01-23T04:56:07.000+00:00',
                                'fixing_start_date' => '2000-01-23T04:56:07.000+00:00',
                                'high_low_fixing_start_date' => '2000-01-23T04:56:07.000+00:00',
                                'high_low_fixing_end_date' => '2000-01-23T04:56:07.000+00:00'
                ],
                'key' => 'key'
        ]
    ],
    'fx_pairs' => [
        'fx_pairs',
        'fx_pairs'
    ],
    'market_dates' => [
        '2000-01-23T04:56:07.000+00:00',
        '2000-01-23T04:56:07.000+00:00'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json-patch+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.riskportal.activeviam.com/api/MarketData/GetFxCrosses"

	payload := strings.NewReader("{\n  \"descriptors\": [\n    {\n      \"value\": {\n        \"fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\"\n      },\n      \"key\": \"key\"\n    },\n    {\n      \"value\": {\n        \"fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\"\n      },\n      \"key\": \"key\"\n    }\n  ],\n  \"fx_pairs\": [\n    \"fx_pairs\",\n    \"fx_pairs\"\n  ],\n  \"market_dates\": [\n    \"2000-01-23T04:56:07.000+00:00\",\n    \"2000-01-23T04:56:07.000+00:00\"\n  ]\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json-patch+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.riskportal.activeviam.com/api/MarketData/GetFxCrosses")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json-patch+json")
  .body("{\n  \"descriptors\": [\n    {\n      \"value\": {\n        \"fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\"\n      },\n      \"key\": \"key\"\n    },\n    {\n      \"value\": {\n        \"fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\"\n      },\n      \"key\": \"key\"\n    }\n  ],\n  \"fx_pairs\": [\n    \"fx_pairs\",\n    \"fx_pairs\"\n  ],\n  \"market_dates\": [\n    \"2000-01-23T04:56:07.000+00:00\",\n    \"2000-01-23T04:56:07.000+00:00\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.riskportal.activeviam.com/api/MarketData/GetFxCrosses")

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-patch+json'
request.body = "{\n  \"descriptors\": [\n    {\n      \"value\": {\n        \"fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\"\n      },\n      \"key\": \"key\"\n    },\n    {\n      \"value\": {\n        \"fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_start_date\": \"2000-01-23T04:56:07.000+00:00\",\n        \"high_low_fixing_end_date\": \"2000-01-23T04:56:07.000+00:00\"\n      },\n      \"key\": \"key\"\n    }\n  ],\n  \"fx_pairs\": [\n    \"fx_pairs\",\n    \"fx_pairs\"\n  ],\n  \"market_dates\": [\n    \"2000-01-23T04:56:07.000+00:00\",\n    \"2000-01-23T04:56:07.000+00:00\"\n  ]\n}"

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

{
  "fx_crosses": [
    {
      "domestic_discount_curve": {
        "curve_name": "curve_name",
        "maturities": [
          3,
          3
        ],
        "discount_factors": [
          9.301444243932576,
          9.301444243932576
        ],
        "currency": "currency",
        "extrapolate": true,
        "value_date": "2000-01-23T04:56:07.000+00:00"
      },
      "is_quoted_fx_cross": true,
      "fixings_by_source": [
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        },
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        }
      ],
      "roll_fixing": 2.027123023002322,
      "fx_pair": "fx_pair",
      "spot": 7.386281948385884,
      "foreign_discount_curve": {
        "curve_name": "curve_name",
        "maturities": [
          3,
          3
        ],
        "discount_factors": [
          9.301444243932576,
          9.301444243932576
        ],
        "currency": "currency",
        "extrapolate": true,
        "value_date": "2000-01-23T04:56:07.000+00:00"
      },
      "high_fixings_by_source": [
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        },
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        }
      ],
      "low_fixings_by_source": [
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        },
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        }
      ],
      "settlement": {
        "foreign_calendar": {
          "holidays": [
            "2000-01-23T04:56:07.000+00:00",
            "2000-01-23T04:56:07.000+00:00"
          ],
          "name": "name",
          "include_weekends": true
        },
        "settlement_lag": 4,
        "domestic_calendar": {
          "holidays": [
            "2000-01-23T04:56:07.000+00:00",
            "2000-01-23T04:56:07.000+00:00"
          ],
          "name": "name",
          "include_weekends": true
        },
        "usd_calendar": {
          "holidays": [
            "2000-01-23T04:56:07.000+00:00",
            "2000-01-23T04:56:07.000+00:00"
          ],
          "name": "name",
          "include_weekends": true
        },
        "is_special_lat_am_cross": true
      }
    },
    {
      "domestic_discount_curve": {
        "curve_name": "curve_name",
        "maturities": [
          3,
          3
        ],
        "discount_factors": [
          9.301444243932576,
          9.301444243932576
        ],
        "currency": "currency",
        "extrapolate": true,
        "value_date": "2000-01-23T04:56:07.000+00:00"
      },
      "is_quoted_fx_cross": true,
      "fixings_by_source": [
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        },
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        }
      ],
      "roll_fixing": 2.027123023002322,
      "fx_pair": "fx_pair",
      "spot": 7.386281948385884,
      "foreign_discount_curve": {
        "curve_name": "curve_name",
        "maturities": [
          3,
          3
        ],
        "discount_factors": [
          9.301444243932576,
          9.301444243932576
        ],
        "currency": "currency",
        "extrapolate": true,
        "value_date": "2000-01-23T04:56:07.000+00:00"
      },
      "high_fixings_by_source": [
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        },
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        }
      ],
      "low_fixings_by_source": [
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        },
        {
          "value": {
            "values": [
              2.3021358869347655,
              2.3021358869347655
            ],
            "dates": [
              "dates",
              "dates"
            ],
            "asset_id": "asset_id"
          },
          "key": "key"
        }
      ],
      "settlement": {
        "foreign_calendar": {
          "holidays": [
            "2000-01-23T04:56:07.000+00:00",
            "2000-01-23T04:56:07.000+00:00"
          ],
          "name": "name",
          "include_weekends": true
        },
        "settlement_lag": 4,
        "domestic_calendar": {
          "holidays": [
            "2000-01-23T04:56:07.000+00:00",
            "2000-01-23T04:56:07.000+00:00"
          ],
          "name": "name",
          "include_weekends": true
        },
        "usd_calendar": {
          "holidays": [
            "2000-01-23T04:56:07.000+00:00",
            "2000-01-23T04:56:07.000+00:00"
          ],
          "name": "name",
          "include_weekends": true
        },
        "is_special_lat_am_cross": true
      }
    }
  ]
}