curl --request POST \
  --url https://dash.betteruseblockchain.com/api/v1/wallet/generate/secret-key \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "network": "<string>",
  "mnemonic": "<string>"
}'

{
  "data": {
    "key": "<string>"
  }
}