curl --request POST \
  --url https://{instance}.domo.com/models/{modelId}/permissions \
  --header 'Content-Type: application/json' \
  --header 'X-DOMO-Developer-Token: <api-key>' \
  --data '
[
  {
    "id": "123456",
    "permissions": [
      "ADMIN",
      "SHARE",
      "DELETE",
      "WRITE",
      "READ",
      "EXPORT",
      "EXECUTE",
      "UPDATE_CONTENT"
    ],
    "name": "John Doe",
    "type": "USER"
  },
  {
    "id": "98765",
    "name": "John Smith",
    "type": "USER",
    "permissions": [
      "READ"
    ]
  }
]
'

import requests

url = "https://{instance}.domo.com/models/{modelId}/permissions"

payload = [
    {
        "id": "123456",
        "permissions": ["ADMIN", "SHARE", "DELETE", "WRITE", "READ", "EXPORT", "EXECUTE", "UPDATE_CONTENT"],
        "name": "John Doe",
        "type": "USER"
    },
    {
        "id": "98765",
        "name": "John Smith",
        "type": "USER",
        "permissions": ["READ"]
    }
]
headers = {
    "X-DOMO-Developer-Token": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-DOMO-Developer-Token': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify([
    {
      id: '123456',
      permissions: [
        'ADMIN',
        'SHARE',
        'DELETE',
        'WRITE',
        'READ',
        'EXPORT',
        'EXECUTE',
        'UPDATE_CONTENT'
      ],
      name: 'John Doe',
      type: 'USER'
    },
    {id: '98765', name: 'John Smith', type: 'USER', permissions: ['READ']}
  ])
};

fetch('https://{instance}.domo.com/models/{modelId}/permissions', 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://{instance}.domo.com/models/{modelId}/permissions",
  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([
    [
        'id' => '123456',
        'permissions' => [
                'ADMIN',
                'SHARE',
                'DELETE',
                'WRITE',
                'READ',
                'EXPORT',
                'EXECUTE',
                'UPDATE_CONTENT'
        ],
        'name' => 'John Doe',
        'type' => 'USER'
    ],
    [
        'id' => '98765',
        'name' => 'John Smith',
        'type' => 'USER',
        'permissions' => [
                'READ'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-DOMO-Developer-Token: <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"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://{instance}.domo.com/models/{modelId}/permissions"

	payload := strings.NewReader("[\n  {\n    \"id\": \"123456\",\n    \"permissions\": [\n      \"ADMIN\",\n      \"SHARE\",\n      \"DELETE\",\n      \"WRITE\",\n      \"READ\",\n      \"EXPORT\",\n      \"EXECUTE\",\n      \"UPDATE_CONTENT\"\n    ],\n    \"name\": \"John Doe\",\n    \"type\": \"USER\"\n  },\n  {\n    \"id\": \"98765\",\n    \"name\": \"John Smith\",\n    \"type\": \"USER\",\n    \"permissions\": [\n      \"READ\"\n    ]\n  }\n]")

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

	req.Header.Add("X-DOMO-Developer-Token", "<api-key>")
	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://{instance}.domo.com/models/{modelId}/permissions")
  .header("X-DOMO-Developer-Token", "<api-key>")
  .header("Content-Type", "application/json")
  .body("[\n  {\n    \"id\": \"123456\",\n    \"permissions\": [\n      \"ADMIN\",\n      \"SHARE\",\n      \"DELETE\",\n      \"WRITE\",\n      \"READ\",\n      \"EXPORT\",\n      \"EXECUTE\",\n      \"UPDATE_CONTENT\"\n    ],\n    \"name\": \"John Doe\",\n    \"type\": \"USER\"\n  },\n  {\n    \"id\": \"98765\",\n    \"name\": \"John Smith\",\n    \"type\": \"USER\",\n    \"permissions\": [\n      \"READ\"\n    ]\n  }\n]")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{instance}.domo.com/models/{modelId}/permissions")

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

request = Net::HTTP::Post.new(url)
request["X-DOMO-Developer-Token"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "[\n  {\n    \"id\": \"123456\",\n    \"permissions\": [\n      \"ADMIN\",\n      \"SHARE\",\n      \"DELETE\",\n      \"WRITE\",\n      \"READ\",\n      \"EXPORT\",\n      \"EXECUTE\",\n      \"UPDATE_CONTENT\"\n    ],\n    \"name\": \"John Doe\",\n    \"type\": \"USER\"\n  },\n  {\n    \"id\": \"98765\",\n    \"name\": \"John Smith\",\n    \"type\": \"USER\",\n    \"permissions\": [\n      \"READ\"\n    ]\n  }\n]"

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