mango-v4/ts/client/scripts/mm/params/default.json

{
  "interval": 1000,
  "oraclePegged": false,
  "batch": 1,
  "assets": {
    "BTC": {
      "perp": {
        "sizePerc": 0.75,
        "leanCoeff": 0.00025,
        "bias": 0.0,
        "requoteThresh": 0.0002,
        "takeSpammers": true,
        "spammerCharge": 2,
        "krakenCode": "XXBTZUSD"
      }
    }
  }
}