curl --request GET \
  --url https://api.mainnet.aptoslabs.com/decibel/api/v1/contract_specs \
  --header 'Authorization: Bearer <token>'

{
  "contract_specs": [
    {
      "contract_price_currency": "<string>",
      "contract_type": "<string>",
      "ticker_id": "<string>"
    }
  ]
}