curl --request GET \
  --url https://prv.stake.biya.io/stake/validator/rewards/statistics

{
  "validator_address": "<string>",
  "cumulative_block_rewards": [
    {
      "denom": "<string>",
      "amount": "<string>"
    }
  ],
  "cumulative_tx_fee_rewards": [
    {
      "denom": "<string>",
      "amount": "<string>"
    }
  ],
  "total_cumulative_rewards": [
    {
      "denom": "<string>",
      "amount": "<string>"
    }
  ],
  "monthly_rewards": [
    {
      "denom": "<string>",
      "amount": "<string>"
    }
  ],
  "rewards_24h": [
    {
      "denom": "<string>",
      "amount": "<string>"
    }
  ],
  "actual_apr": "<string>",
  "timestamp": "<string>"
}