curl --request GET \
  --url https://api.storyapis.com/staking/params

{
  "code": 200,
  "msg": {
    "params": {
      "unbonding_time": "10000000000",
      "max_validators": 32,
      "max_entries": 14,
      "historical_entries": 10000,
      "bond_denom": "stake",
      "min_commission_rate": "0.050000000000000000",
      "min_delegation": "1024000000000",
      "periods": [
        {
          "duration": "0",
          "rewards_multiplier": "1.000000000000000000"
        },
        {
          "period_type": 1,
          "duration": "60000000000",
          "rewards_multiplier": "1.051000000000000000"
        },
        {
          "period_type": 2,
          "duration": "120000000000",
          "rewards_multiplier": "1.160000000000000000"
        },
        {
          "period_type": 3,
          "duration": "900000000000",
          "rewards_multiplier": "1.340000000000000000"
        }
      ],
      "token_types": [
        {
          "rewards_multiplier": "0.500000000000000000"
        },
        {
          "token_type": 1,
          "rewards_multiplier": "1.000000000000000000"
        }
      ],
      "singularity_height": "600"
    }
  },
  "error": ""
}