curl --location 'https://pix.api.efipay.com.br/oauth/token' \
--header 'Content-Type: application/json' \
--header 'Authorization: Basic dedededede' \
--data '{
"grant_type": "client_credentials"
}'
--header 'Content-Type: application/json' \
--header 'Authorization: Basic dedededede' \
--data '{
"grant_type": "client_credentials"
}'