curl --request GET \
  --url https://nexus-dev.gerowallet.io/api/pools/{poolId}/epochs/{epoch} \
  --header 'Authorization: Bearer <token>'

{
  "epoch": 123,
  "pledge": "<string>",
  "cost": "<string>",
  "margin": 123,
  "relays": [
    {
      "ipv4": "<string>",
      "ipv6": "<string>",
      "dns": "<string>",
      "port": 123
    }
  ],
  "status": "<string>",
  "pool_id": "<string>",
  "pool_hash": "<string>",
  "vrf_key_hash": "<string>",
  "reward_account": "<string>",
  "pool_owners": [
    "<string>"
  ],
  "metadata_url": "<string>",
  "metadata_hash": "<string>",
  "tx_hash": "<string>",
  "cert_index": 123,
  "retire_epoch": 123
}