curl --request POST \
  --url https://api.eka.care/abdm/uhi/v1/physical-consultation/init \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "billing": {
    "address": {
      "city": "<string>",
      "country": "<string>",
      "door": "<string>",
      "locality": "<string>",
      "name": "<string>",
      "state": "<string>"
    },
    "name": "<string>",
    "phone": "<string>"
  },
  "doctor_id": "<string>",
  "end_time": "<string>",
  "facility_id": "<string>",
  "price": {
    "currency": "<string>",
    "value": "<string>"
  },
  "provider_id": "<string>",
  "slot_id": "<string>",
  "start_time": "<string>",
  "transaction_id": "<string>"
}'

{
  "order_id": "<string>",
  "provider_id": "<string>",
  "txn_id": "<string>"
}