curl --location --request POST 'https://baas-api.np.bankei.com.br/api/webhook/subscriptions' \
--header 'x-signature: ' \
--header 'x-timestamp: ' \
--header 'x-endpoint: ' \
--header 'x-org-id: ' \
--header 'x-api-key: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"url": "https://your-api.com.br/path",
"organizationId": "...",
"subscription": "open-internal-account"
}'{}