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

{
  "rewards": [
    {
      "validatorAddress": "<string>",
      "reward": [
        {
          "denom": "<string>",
          "amount": "<string>"
        }
      ]
    }
  ],
  "total": [
    {
      "denom": "<string>",
      "amount": "<string>"
    }
  ]
}