curl --request PATCH \
  --url https://coreapi.io/settings/{context} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/merge-patch+json' \
  --data '
{
  "settings": [
    {
      "key": "hideZeroSetupFee",
      "value": false
    }
  ]
}
'

import requests

url = "https://coreapi.io/settings/{context}"

payload = { "settings": [
        {
            "key": "hideZeroSetupFee",
            "value": False
        }
    ] }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/merge-patch+json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/merge-patch+json'
  },
  body: JSON.stringify({settings: [{key: 'hideZeroSetupFee', value: false}]})
};

fetch('https://coreapi.io/settings/{context}', 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://coreapi.io/settings/{context}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'settings' => [
        [
                'key' => 'hideZeroSetupFee',
                'value' => false
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/merge-patch+json"
  ],
]);

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

curl_close($curl);

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

{
  "settings": {
    "key": "value"
  },
  "inheritance": {
    "key": "defaultValue|tenant|customer"
  }
}