curl --request PUT \
  --url https://api.portkey.ai/v1/mcp-integrations/{mcpIntegrationId} \
  --header 'Content-Type: application/json' \
  --header 'x-portkey-api-key: <api-key>' \
  --data '
{
  "name": "<string>",
  "description": "<string>",
  "configurations": {
    "custom_headers": {
      "Authorization": "Bearer some-token",
      "x-foo": "bar"
    },
    "passthrough_header": {
      "x-user-id": {
        "type": "string",
        "example": "abc123"
      },
      "x-request-id": {
        "type": "string",
        "example": "req-0001"
      }
    }
  },
  "url": "<string>",
  "auth_type": "oauth_auto",
  "transport": "http"
}
'

{}