curl --request POST \
  --url https://api.eka.care/connect-auth/v1/oidc-client/{client_id}/refresh \
  --header 'Content-Type: application/json' \
  --data '{
  "access_token": "<string>",
  "refresh_token": "<string>"
}'

{
  "access_token": "<string>",
  "expires_in": 123,
  "redirect_url": "<string>",
  "refresh_token": "<string>",
  "refresh_token_expires_in": 123
}