curl --request GET \
  --url https://api.messari.io/metrics/v2/protocols/{protocolIdentifier}/metrics/core/time-series/{granularity} \
  --header 'X-Messari-API-Key: <api-key>'

import requests

url = "https://api.messari.io/metrics/v2/protocols/{protocolIdentifier}/metrics/core/time-series/{granularity}"

headers = {"X-Messari-API-Key": "<api-key>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {'X-Messari-API-Key': '<api-key>'}};

fetch('https://api.messari.io/metrics/v2/protocols/{protocolIdentifier}/metrics/core/time-series/{granularity}', 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.messari.io/metrics/v2/protocols/{protocolIdentifier}/metrics/core/time-series/{granularity}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "X-Messari-API-Key: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.messari.io/metrics/v2/protocols/{protocolIdentifier}/metrics/core/time-series/{granularity}"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("X-Messari-API-Key", "<api-key>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.messari.io/metrics/v2/protocols/{protocolIdentifier}/metrics/core/time-series/{granularity}")
  .header("X-Messari-API-Key", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.messari.io/metrics/v2/protocols/{protocolIdentifier}/metrics/core/time-series/{granularity}")

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

request = Net::HTTP::Get.new(url)
request["X-Messari-API-Key"] = '<api-key>'

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

{
  "error": null,
  "data": {
    "points": [
      [
        1748736000,
        40826647064.15183,
        8659,
        1795405.4616030846
      ],
      [
        1748822400,
        41448076919.110435,
        8616,
        1493727.209050874
      ],
      [
        1748908800,
        41541571147.85359,
        9621,
        1512826.0373090645
      ],
      [
        1748995200,
        41869739639.04037,
        9849,
        1517935.5337322194
      ],
      [
        1749081600,
        39659601254.45914,
        12040,
        2474388.775981177
      ]
    ]
  },
  "metadata": {
    "pointSchemas": [
      {
        "name": "Timestamp",
        "slug": "time",
        "description": "Timestamp of the data point.",
        "is_timestamp": true
      },
      {
        "name": "TVL 24 Hour USD",
        "slug": "tvl24HourUsd",
        "description": "Total Value Locked in USD.",
        "is_timestamp": false
      },
      {
        "name": "Active Addresses 24 Hour",
        "slug": "activeAddresses24Hour",
        "description": "Number of unique addresses interacting with the protocol.",
        "is_timestamp": false
      },
      {
        "name": "Fees 24 Hour USD",
        "slug": "fees24HourUsd",
        "description": "Total fees generated by the protocol in USD.",
        "is_timestamp": false
      }
    ],
    "granularity": "1d"
  }
}

{
  "data": "<unknown>",
  "error": "<string>"
}

{
  "data": "<unknown>",
  "error": "<string>"
}

{
  "data": "<unknown>",
  "error": "<string>"
}