curl --request POST \
  --url https://api.eka.care/abdm/na/v1/registration/mobile/init \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "mobile_number": "<string>"
}'

{
  "hint": "OTP sent successfully to your mobile number ******90973",
  "txn_id": "5d060cad-a93b-4edf-p3ef-bd412f69s400"
}