curl --request GET \
  --url https://tonapi.io/v2/staking/pools

{
  "pools": [
    {
      "address": "0:48fb0195a7fc7454512377b9bd704503ded27f6e7c4c4a9d136fdab3ef9ec04c",
      "name": "Tonkeeper pool",
      "total_amount": 123,
      "apy": 5.31,
      "min_stake": 5000000000,
      "cycle_start": 1678223064,
      "cycle_end": 1678223064,
      "verified": true,
      "current_nominators": 10,
      "max_nominators": 100,
      "nominators_stake": 5000000000,
      "validator_stake": 5000000000,
      "liquid_jetton_master": "0:4a91d32d0289bda9813ae00ff7640e6c38fdce76e4583dd6afc463b70c7d767c",
      "cycle_length": 123
    }
  ],
  "implementations": {}
}

{
  "error": "<string>",
  "error_code": 123
}