curl --request PATCH \
  --url http://localhost:3500/v1/notifications/preferences \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "owner": "personal",
  "channels": [
    {
      "enabled": true,
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "events": []
    }
  ]
}
'

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    owner: 'personal',
    channels: [{enabled: true, id: '3c90c3cc-0d44-4b50-8888-8dd25736052a', events: []}]
  })
};

fetch('http://localhost:3500/v1/notifications/preferences', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "http://localhost:3500/v1/notifications/preferences"

payload = {
    "owner": "personal",
    "channels": [
        {
            "enabled": True,
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "events": []
        }
    ]
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "owner": "personal",
  "scope": "mine",
  "sources": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "name": "<string>",
      "personal": true,
      "filter": "<unknown>",
      "references": [
        {
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "name": "<string>",
          "missing": true,
          "type": "supplier"
        }
      ]
    }
  ],
  "channels": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "enabled": true,
      "events": [
        "new_alert"
      ],
      "readiness": "ready"
    }
  ]
}

{
  "error": {
    "code": "validation_error",
    "message": "Invalid request format, parameters, or body. Details contain up to 20 actionable field errors; the complete encoded request body must be at most 2 MiB (2,097,152 bytes).",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "invalid_token",
    "message": "Missing or invalid bearer credential.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "forbidden",
    "message": "Access denied: forbidden, token_disabled, organization_required, insufficient_role, or mfa_required. Check the error code and effective permissions.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "not_found",
    "message": "The resource does not exist in the current organization.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "conflict",
    "message": "The channel or authorization cannot accept this operation. Read the error description before retrying.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "rate_limit_exceeded",
    "message": "The IP or authenticated credential exceeded its request limit.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "internal_error",
    "message": "Unexpected server failure. Include the request ID when contacting support.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "service_unavailable",
    "message": "Authentication infrastructure is unavailable or rate limited. Honor Retry-After when provided.",
    "request_id": "req_example"
  }
}