curl --request POST \
  --url https://api.eka.care/abdm/na/v1/profile/login/init \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "identifier": "9876543210",
  "method": "mobile"
}'

{
  "hint": "<string>",
  "txn_id": "<string>"
}