{
  "params": {
    "community_tax": "string",
    "base_proposer_reward": "string",
    "bonus_proposer_reward": "string",
    "withdraw_addr_enabled": true
  }
}

{
  "error": "string",
  "code": 0,
  "message": "string",
  "details": [
    {
      "type_url": "string",
      "value": "string"
    }
  ]
}