Authorization: Bearer ********************
{
"refresh_token": "{{refresh_token}}",
"grant_type": "refresh_token"
}
curl --location --request POST 'https://api.robinhood.com/oauth2/token/' \
--header 'Content-Type: application/json' \
--data-raw '{
"refresh_token": "",
"grant_type": "refresh_token"
}'
{}