curl --request GET \
  --url https://production.deepvue.tech/v1/verification/gstin-advanced \
  --header 'Authorization: Bearer <token>' \
  --header 'client-id: <api-key>' \
  --header 'x-api-key: <api-key>'

{
  "code": 123,
  "message": "<string>",
  "timestamp": 123,
  "transaction_id": "<string>",
  "sub_code": "SUCCESS",
  "data": {
    "contact_details": {
      "principal": {
        "address": "<string>",
        "email": "<string>",
        "mobile": "<string>",
        "nature_of_business": "<string>"
      },
      "additional": "<unknown>"
    },
    "promoters": [
      "<string>"
    ],
    "address_details": {},
    "gstin": "<string>",
    "pan_number": "<string>",
    "nature_bus_activities": [
      "<string>"
    ],
    "nature_of_core_business_activity_code": "<string>",
    "nature_of_core_business_activity_description": "<string>",
    "filing_status": [
      "<unknown>"
    ],
    "hsn_info": {},
    "filing_frequency": [
      "<unknown>"
    ],
    "annual_turnover": "<string>",
    "annual_turnover_fy": "<string>",
    "percentage_in_cash_fy": "<string>",
    "percentage_in_cash": "<string>",
    "aadhaar_validation": "<string>",
    "aadhaar_validation_date": "<string>",
    "business_name": "<string>",
    "legal_name": "<string>",
    "center_jurisdiction": "<string>",
    "state_jurisdiction": "<string>",
    "date_of_registration": "<string>",
    "constitution_of_business": "<string>",
    "taxpayer_type": "<string>",
    "gstin_status": "<string>",
    "date_of_cancellation": "<string>",
    "field_visit_conducted": "<string>",
    "address": "<unknown>"
  }
}