curl --request PUT \
  --url https://api.useadam.io/v1/adam/bills/{uuid} \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '{}'

{
  "status": "success",
  "message": "Bill updated successfully",
  "data": {
    "uuid": "660e8400-e29b-41d4-a716-446655440002",
    "narration": "Updated bill narration"
  }
}