Contact

List contacts

Use this method to get a list of all existing contacts.

GEThttps://api.messageflow.com/v2.1/contact

Query parameters

Response

200401404500

Request was successfully processed

Body

application/json

metaMetaObject (object)

Additional data

dataarray of ContactObjectV2 (object)

Response

200401404500

{
  "meta": {
    "numberOfErrors": 0,
    "numberOfData": 1,
    "status": 200,
    "uniqId": "00d928f759"
  },
  "data": [
    {
      "companyName": "Example company",
      "createdAt": "2019-02-01 20:12:12",
      "email": "[e-mail]",
      "externalId": "XXX-XXX-XXX",
      "firstName": "First name",
      "id": "1",
      "lastName": "Last name",
      "phoneNumber": "123123123",
      "externalData": {
        "test": "test",
        "createdAt": "1989-09-28",
        "isClient": false
      },
      "inArchive": "false",
      "unsubscribeAllReason": "Last name",
      "unsubscribeAllTime": "2019-02-01 20:12:12",
      "unsubscribePushTime": "2019-02-01 20:12:12",
      "unsubscribeEmailTime": "2019-02-01 20:12:12",
      "unsubscribeSmsTime": "2019-02-01 20:12:12",
      "isUnsubscribeSms": "false",
      "isUnsubscribeEmail": "false",
      "isUnsubscribePush": "false"
    }
  ]
}

C#

var client = new RestClient("https://api.messageflow.com/v2.1/contact?offset=SOME_INTEGER_VALUE&limit=SOME_INTEGER_VALUE&group=SOME_INTEGER_VALUE&id=SOME_INTEGER_VALUE&externalId=SOME_STRING_VALUE&phoneNumber=SOME_STRING_VALUE&email=SOME_STRING_VALUE&inArchive=SOME_BOOL_VALUE");
var request = new RestRequest(Method.GET);
request.AddHeader("authorization", "REPLACE_KEY_VALUE");
request.AddHeader("application-key", "REPLACE_KEY_VALUE");
IRestResponse response = client.Execute(request);

Go

package main

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

func main() {

	url := "https://api.messageflow.com/v2.1/contact?offset=SOME_INTEGER_VALUE&limit=SOME_INTEGER_VALUE&group=SOME_INTEGER_VALUE&id=SOME_INTEGER_VALUE&externalId=SOME_STRING_VALUE&phoneNumber=SOME_STRING_VALUE&email=SOME_STRING_VALUE&inArchive=SOME_BOOL_VALUE"

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

	req.Header.Add("authorization", "REPLACE_KEY_VALUE")
	req.Header.Add("application-key", "REPLACE_KEY_VALUE")

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}

Java

HttpResponse<String> response = Unirest.get("https://api.messageflow.com/v2.1/contact?offset=SOME_INTEGER_VALUE&limit=SOME_INTEGER_VALUE&group=SOME_INTEGER_VALUE&id=SOME_INTEGER_VALUE&externalId=SOME_STRING_VALUE&phoneNumber=SOME_STRING_VALUE&email=SOME_STRING_VALUE&inArchive=SOME_BOOL_VALUE")
  .header("authorization", "REPLACE_KEY_VALUE")
  .header("application-key", "REPLACE_KEY_VALUE")
  .asString();

Node

var request = require("request");

var options = {
  method: 'GET',
  url: 'https://api.messageflow.com/v2.1/contact',
  qs: {
    offset: 'SOME_INTEGER_VALUE',
    limit: 'SOME_INTEGER_VALUE',
    group: 'SOME_INTEGER_VALUE',
    id: 'SOME_INTEGER_VALUE',
    externalId: 'SOME_STRING_VALUE',
    phoneNumber: 'SOME_STRING_VALUE',
    email: 'SOME_STRING_VALUE',
    inArchive: 'SOME_BOOL_VALUE'
  },
  headers: {authorization: 'REPLACE_KEY_VALUE', 'application-key': 'REPLACE_KEY_VALUE'}
};

request(options, function (error, response, body) {
  if (error) throw new Error(error);

  console.log(body);
});

Php

<?php

$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => "https://api.messageflow.com/v2.1/contact?offset=SOME_INTEGER_VALUE&limit=SOME_INTEGER_VALUE&group=SOME_INTEGER_VALUE&id=SOME_INTEGER_VALUE&externalId=SOME_STRING_VALUE&phoneNumber=SOME_STRING_VALUE&email=SOME_STRING_VALUE&inArchive=SOME_BOOL_VALUE",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => array(
    "application-key: REPLACE_KEY_VALUE",
    "authorization: REPLACE_KEY_VALUE"
  ),
));

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

curl_close($curl);

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

Python

import requests

url = "https://api.messageflow.com/v2.1/contact"

querystring = {"offset":"SOME_INTEGER_VALUE","limit":"SOME_INTEGER_VALUE","group":"SOME_INTEGER_VALUE","id":"SOME_INTEGER_VALUE","externalId":"SOME_STRING_VALUE","phoneNumber":"SOME_STRING_VALUE","email":"SOME_STRING_VALUE","inArchive":"SOME_BOOL_VALUE"}

headers = {
    'authorization': "REPLACE_KEY_VALUE",
    'application-key': "REPLACE_KEY_VALUE"
    }

response = requests.request("GET", url, headers=headers, params=querystring)

print(response.text)

Ruby

require 'uri'
require 'net/http'
require 'openssl'

url = URI("https://api.messageflow.com/v2.1/contact?offset=SOME_INTEGER_VALUE&limit=SOME_INTEGER_VALUE&group=SOME_INTEGER_VALUE&id=SOME_INTEGER_VALUE&externalId=SOME_STRING_VALUE&phoneNumber=SOME_STRING_VALUE&email=SOME_STRING_VALUE&inArchive=SOME_BOOL_VALUE")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE

request = Net::HTTP::Get.new(url)
request["authorization"] = 'REPLACE_KEY_VALUE'
request["application-key"] = 'REPLACE_KEY_VALUE'

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

Shell

http GET 'https://api.messageflow.com/v2.1/contact?offset=SOME_INTEGER_VALUE&limit=SOME_INTEGER_VALUE&group=SOME_INTEGER_VALUE&id=SOME_INTEGER_VALUE&externalId=SOME_STRING_VALUE&phoneNumber=SOME_STRING_VALUE&email=SOME_STRING_VALUE&inArchive=SOME_BOOL_VALUE' \
  application-key:REPLACE_KEY_VALUE \
  authorization:REPLACE_KEY_VALUE --header 'authorization: REPLACE_KEY_VALUE'

Add contact

Use this method to create a new contact object.

POSThttps://api.messageflow.com/v2.1/contact

Body

application/json

any

Response

200207401404500

Request was successfully processed

Body

application/json

metaMetaObject (object)

Additional data

dataarray of ShortContactObject (object)

Response

200207401404500

{
  "meta": {
    "numberOfErrors": 0,
    "numberOfData": 1,
    "status": 200,
    "uniqId": "00d928f759"
  },
  "data": [
    {
      "email": "[e-mail]",
      "externalId": "XXXX-XXXXX-XXXX",
      "id": "123",
      "phoneNumber": "0123123123"
    }
  ]
}

C#

var client = new RestClient("https://api.messageflow.com/v2.1/contact");
var request = new RestRequest(Method.POST);
request.AddHeader("content-type", "application/json");
request.AddHeader("authorization", "REPLACE_KEY_VALUE");
request.AddHeader("application-key", "REPLACE_KEY_VALUE");
request.AddParameter("application/json", "[{\"companyName\":\"Example company\",\"createdAt\":\"2019-02-01 20:12:12\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false},\"addToGroup\":[0]}]", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);

Go

package main

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

func main() {

	url := "https://api.messageflow.com/v2.1/contact"

	payload := strings.NewReader("[{\"companyName\":\"Example company\",\"createdAt\":\"2019-02-01 20:12:12\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false},\"addToGroup\":[0]}]")

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

	req.Header.Add("content-type", "application/json")
	req.Header.Add("authorization", "REPLACE_KEY_VALUE")
	req.Header.Add("application-key", "REPLACE_KEY_VALUE")

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}

Java

HttpResponse<String> response = Unirest.post("https://api.messageflow.com/v2.1/contact")
  .header("content-type", "application/json")
  .header("authorization", "REPLACE_KEY_VALUE")
  .header("application-key", "REPLACE_KEY_VALUE")
  .body("[{\"companyName\":\"Example company\",\"createdAt\":\"2019-02-01 20:12:12\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false},\"addToGroup\":[0]}]")
  .asString();

Node

var request = require("request");

var options = {
  method: 'POST',
  url: 'https://api.messageflow.com/v2.1/contact',
  headers: {
    'content-type': 'application/json',
    authorization: 'REPLACE_KEY_VALUE',
    'application-key': 'REPLACE_KEY_VALUE'
  },
  body: [
    {
      companyName: 'Example company',
      createdAt: '2019-02-01 20:12:12',
      email: '[e-mail]',
      externalId: 'XXX-XXX-XXX',
      firstName: 'First name',
      lastName: 'Last name',
      phoneNumber: '123123123',
      externalData: {test: 'test', createdAt: '1989-09-28', isClient: false},
      addToGroup: [0]
    }
  ],
  json: true
};

request(options, function (error, response, body) {
  if (error) throw new Error(error);

  console.log(body);
});

Php

<?php

$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => "https://api.messageflow.com/v2.1/contact",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => "[{\"companyName\":\"Example company\",\"createdAt\":\"2019-02-01 20:12:12\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false},\"addToGroup\":[0]}]",
  CURLOPT_HTTPHEADER => array(
    "application-key: REPLACE_KEY_VALUE",
    "authorization: REPLACE_KEY_VALUE",
    "content-type: application/json"
  ),
));

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

curl_close($curl);

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

Python

import requests

url = "https://api.messageflow.com/v2.1/contact"

payload = "[{\"companyName\":\"Example company\",\"createdAt\":\"2019-02-01 20:12:12\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false},\"addToGroup\":[0]}]"
headers = {
    'content-type': "application/json",
    'authorization': "REPLACE_KEY_VALUE",
    'application-key': "REPLACE_KEY_VALUE"
    }

response = requests.request("POST", url, data=payload, headers=headers)

print(response.text)

Ruby

require 'uri'
require 'net/http'
require 'openssl'

url = URI("https://api.messageflow.com/v2.1/contact")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE

request = Net::HTTP::Post.new(url)
request["content-type"] = 'application/json'
request["authorization"] = 'REPLACE_KEY_VALUE'
request["application-key"] = 'REPLACE_KEY_VALUE'
request.body = "[{\"companyName\":\"Example company\",\"createdAt\":\"2019-02-01 20:12:12\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false},\"addToGroup\":[0]}]"

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

Shell

echo '[{"companyName":"Example company","createdAt":"2019-02-01 20:12:12","email":"[e-mail]","externalId":"XXX-XXX-XXX","firstName":"First name","lastName":"Last name","phoneNumber":"123123123","externalData":{"test":"test","createdAt":"1989-09-28","isClient":false},"addToGroup":[0]}]' |  \
  http POST https://api.messageflow.com/v2.1/contact \
  application-key:REPLACE_KEY_VALUE \
  authorization:REPLACE_KEY_VALUE \
  content-type:application/jsondAt":"1989-09-28","isClient":false},"addToGroup":[0]}]'

Update contact

Use this method to update details of certain contact.

PUThttps://api.messageflow.com/v2.1/contact

Body

application/json

any

Response

200207401404500

Request was successfully processed

Body

application/json

metaMetaObject (object)

Additional data

Response

200207401404500

{
  "meta": {
    "numberOfErrors": 0,
    "numberOfData": 1,
    "status": 200,
    "uniqId": "00d928f759"
  }
}

C#

var client = new RestClient("https://api.messageflow.com/v2.1/contact");
var request = new RestRequest(Method.PUT);
request.AddHeader("content-type", "application/json");
request.AddHeader("authorization", "REPLACE_KEY_VALUE");
request.AddHeader("application-key", "REPLACE_KEY_VALUE");
request.AddParameter("application/json", "[{\"externalId\":\"bfa0b1b1-e636-b8ab-aba4-78a913be0144\",\"data\":{\"companyName\":\"Example company\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false}}}]", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);

Go

package main

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

func main() {

	url := "https://api.messageflow.com/v2.1/contact"

	payload := strings.NewReader("[{\"externalId\":\"bfa0b1b1-e636-b8ab-aba4-78a913be0144\",\"data\":{\"companyName\":\"Example company\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false}}}]")

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

	req.Header.Add("content-type", "application/json")
	req.Header.Add("authorization", "REPLACE_KEY_VALUE")
	req.Header.Add("application-key", "REPLACE_KEY_VALUE")

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}

Java

HttpResponse<String> response = Unirest.put("https://api.messageflow.com/v2.1/contact")
  .header("content-type", "application/json")
  .header("authorization", "REPLACE_KEY_VALUE")
  .header("application-key", "REPLACE_KEY_VALUE")
  .body("[{\"externalId\":\"bfa0b1b1-e636-b8ab-aba4-78a913be0144\",\"data\":{\"companyName\":\"Example company\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false}}}]")
  .asString();

Node

var request = require("request");

var options = {
  method: 'PUT',
  url: 'https://api.messageflow.com/v2.1/contact',
  headers: {
    'content-type': 'application/json',
    authorization: 'REPLACE_KEY_VALUE',
    'application-key': 'REPLACE_KEY_VALUE'
  },
  body: [
    {
      externalId: 'bfa0b1b1-e636-b8ab-aba4-78a913be0144',
      data: {
        companyName: 'Example company',
        email: '[e-mail]',
        externalId: 'XXX-XXX-XXX',
        firstName: 'First name',
        lastName: 'Last name',
        phoneNumber: '123123123',
        externalData: {test: 'test', createdAt: '1989-09-28', isClient: false}
      }
    }
  ],
  json: true
};

request(options, function (error, response, body) {
  if (error) throw new Error(error);

  console.log(body);
});

Php

var request = require("request");

var options = {
  method: 'PUT',
  url: 'https://api.messageflow.com/v2.1/contact',
  headers: {
    'content-type': 'application/json',
    authorization: 'REPLACE_KEY_VALUE',
    'application-key': 'REPLACE_KEY_VALUE'
  },
  body: [
    {
      externalId: 'bfa0b1b1-e636-b8ab-aba4-78a913be0144',
      data: {
        companyName: 'Example company',
        email: '[e-mail]',
        externalId: 'XXX-XXX-XXX',
        firstName: 'First name',
        lastName: 'Last name',
        phoneNumber: '123123123',
        externalData: {test: 'test', createdAt: '1989-09-28', isClient: false}
      }
    }
  ],
  json: true
};

request(options, function (error, response, body) {
  if (error) throw new Error(error);

  console.log(body);
});

Python

import requests

url = "https://api.messageflow.com/v2.1/contact"

payload = "[{\"externalId\":\"bfa0b1b1-e636-b8ab-aba4-78a913be0144\",\"data\":{\"companyName\":\"Example company\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false}}}]"
headers = {
    'content-type': "application/json",
    'authorization': "REPLACE_KEY_VALUE",
    'application-key': "REPLACE_KEY_VALUE"
    }

response = requests.request("PUT", url, data=payload, headers=headers)

print(response.text)

Ruby

require 'uri'
require 'net/http'
require 'openssl'

url = URI("https://api.messageflow.com/v2.1/contact")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE

request = Net::HTTP::Put.new(url)
request["content-type"] = 'application/json'
request["authorization"] = 'REPLACE_KEY_VALUE'
request["application-key"] = 'REPLACE_KEY_VALUE'
request.body = "[{\"externalId\":\"bfa0b1b1-e636-b8ab-aba4-78a913be0144\",\"data\":{\"companyName\":\"Example company\",\"email\":\"[e-mail]\",\"externalId\":\"XXX-XXX-XXX\",\"firstName\":\"First name\",\"lastName\":\"Last name\",\"phoneNumber\":\"123123123\",\"externalData\":{\"test\":\"test\",\"createdAt\":\"1989-09-28\",\"isClient\":false}}}]"

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

Shell

echo '[{"externalId":"bfa0b1b1-e636-b8ab-aba4-78a913be0144","data":{"companyName":"Example company","email":"[e-mail]","externalId":"XXX-XXX-XXX","firstName":"First name","lastName":"Last name","phoneNumber":"123123123","externalData":{"test":"test","createdAt":"1989-09-28","isClient":false}}}]' |  \
  http PUT https://api.messageflow.com/v2.1/contact \
  application-key:REPLACE_KEY_VALUE \
  authorization:REPLACE_KEY_VALUE \
  content-type:application/json":"test","createdAt":"1989-09-28","isClient":false}}}]'

Delete contact

Use this method to delete contact.

DELETEhttps://api.messageflow.com/v2.1/contact

Body

application/json

idarray of integer

The id of a object

Response

200207401404500

Request was successfully processed

Body

application/json

metaMetaObject (object)

Additional data

Response

200207401404500

{
  "meta": {
    "numberOfErrors": 0,
    "numberOfData": 1,
    "status": 200,
    "uniqId": "00d928f759"
  }
}

C#

var client = new RestClient("https://api.messageflow.com/v2.1/contact");
var request = new RestRequest(Method.DELETE);
request.AddHeader("content-type", "application/json");
request.AddHeader("authorization", "REPLACE_KEY_VALUE");
request.AddHeader("application-key", "REPLACE_KEY_VALUE");
request.AddParameter("application/json", "{\"id\":[1]}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);

Go

package main

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

func main() {

	url := "https://api.messageflow.com/v2.1/contact"

	payload := strings.NewReader("{\"id\":[1]}")

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

	req.Header.Add("content-type", "application/json")
	req.Header.Add("authorization", "REPLACE_KEY_VALUE")
	req.Header.Add("application-key", "REPLACE_KEY_VALUE")

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}

Java

HttpResponse<String> response = Unirest.delete("https://api.messageflow.com/v2.1/contact")
  .header("content-type", "application/json")
  .header("authorization", "REPLACE_KEY_VALUE")
  .header("application-key", "REPLACE_KEY_VALUE")
  .body("{\"id\":[1]}")
  .asString();

Node

var request = require("request");

var options = {
  method: 'DELETE',
  url: 'https://api.messageflow.com/v2.1/contact',
  headers: {
    'content-type': 'application/json',
    authorization: 'REPLACE_KEY_VALUE',
    'application-key': 'REPLACE_KEY_VALUE'
  },
  body: {id: [1]},
  json: true
};

request(options, function (error, response, body) {
  if (error) throw new Error(error);

  console.log(body);
});

Php

<?php

$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => "https://api.messageflow.com/v2.1/contact",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "DELETE",
  CURLOPT_POSTFIELDS => "{\"id\":[1]}",
  CURLOPT_HTTPHEADER => array(
    "application-key: REPLACE_KEY_VALUE",
    "authorization: REPLACE_KEY_VALUE",
    "content-type: application/json"
  ),
));

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

curl_close($curl);

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

Python

import requests

url = "https://api.messageflow.com/v2.1/contact"

payload = "{\"id\":[1]}"
headers = {
    'content-type': "application/json",
    'authorization': "REPLACE_KEY_VALUE",
    'application-key': "REPLACE_KEY_VALUE"
    }

response = requests.request("DELETE", url, data=payload, headers=headers)

print(response.text)

Ruby

require 'uri'
require 'net/http'
require 'openssl'

url = URI("https://api.messageflow.com/v2.1/contact")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE

request = Net::HTTP::Delete.new(url)
request["content-type"] = 'application/json'
request["authorization"] = 'REPLACE_KEY_VALUE'
request["application-key"] = 'REPLACE_KEY_VALUE'
request.body = "{\"id\":[1]}"

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

Shell

echo '{"id":[1]}' |  \
  http DELETE https://api.messageflow.com/v2.1/contact \
  application-key:REPLACE_KEY_VALUE \
  authorization:REPLACE_KEY_VALUE \
  content-type:application/jsoncontent-type: application/json' \
  --data '{"id":[1]}'