curl --request POST \
  --url https://abdm.dev.unimetacare.com/api/m1/abha/aadhar/enroll/send-otp \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "aadhaarNumber": "<string>"
}
'

{
  "success": true,
  "message": "<string>",
  "data": {
    "txnId": "<string>",
    "message": "<string>"
  }
}