curl --request GET \
  --url https://test.deribit.com/api/v2/private/enable_api_key \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "id": 8580,
  "method": "private/enable_api_key",
  "params": {
    "id": 3
  }
}
'

{
  "jsonrpc": "2.0",
  "id": 2453,
  "result": {
    "timestamp": 1560242482758,
    "max_scope": "account:read_write block_trade:read trade:read_write wallet:read_write",
    "id": 3,
    "enabled": true,
    "default": false,
    "client_secret": "B6RsF9rrLY5ezEGBQkyLlV-UC7whyPJ34BMA-kKYpes",
    "client_id": "1sXMQBhM",
    "name": "NewKeyName"
  }
}