curl --request PUT \
  --url https://api.finsync.ar/api/clients/{id}/tags \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "tag_ids": [
    123
  ]
}
'

const options = {
  method: 'PUT',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({tag_ids: [123]})
};

fetch('https://api.finsync.ar/api/clients/{id}/tags', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

const options = {
  method: 'PUT',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({tag_ids: [123]})
};

fetch('https://api.finsync.ar/api/clients/{id}/tags', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.finsync.ar/api/clients/{id}/tags"

payload = { "tag_ids": [123] }
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

[
  {
    "id": 123,
    "client_id": 123,
    "tag_id": 123,
    "created_at": "2023-11-07T05:31:56Z",
    "tag": {
      "id": 123,
      "name": "<string>",
      "color": "#3b82f6",
      "company_id": 123,
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  }
]