1) Validate BVN RequestcURLcurl --location --request POST 'https://api.insights-periculum.io/verify/bvn/prevalidate' --header 'Authorization: Bearer string_encrypted_accesst_token' --header 'Content-Type: application/json' --data-body'{ "bvn": "22*******80" }' Parameters NameDescriptionTypeRequiredBVNCustomer's BVNstringYes