curl --request GET \
  --url https://mainnet.gomaestro-api.org/v1/pools/{pool_id}/updates \
  --header 'api-key: <api-key>'

{
  "data": [
    {
      "tx_hash": "877091a2e789309eecd7d6a15721c6ad8ffdfdbdf8e1fd172f81ce54b7e26f15",
      "block_time": 1619787462,
      "pool_id_bech32": "pool10qrz84cvz95zg8saf43ruhs5ulczuuqm2d3jn6d8xkkkzgzfje7",
      "pool_id_hex": "780623d70c1168241e1d4d623e5e14e7f02e701b536329e9a735ad61",
      "active_epoch_no": 265,
      "vrf_key_hash": "66b11dc1264c5758a202ecea777d12329d6ca3ff111e9a161026d4ccd782238f",
      "margin": 0.015,
      "fixed_cost": 340000000,
      "pledge": 44325545672,
      "reward_addr": "stake1u9dh8mls26d6aq68v5nmmkeh5eq563m3w5mnytqppl6l66swz236x",
      "owners": [
        "stake1u9dh8mls26d6aq68v5nmmkeh5eq563m3w5mnytqppl6l66swz236x"
      ],
      "relays": [
        {
          "dns": "relay1.adappt.online",
          "srv": null,
          "ipv4": null,
          "ipv6": null,
          "port": 3001
        },
        {
          "dns": "relay2.adappt.online",
          "srv": null,
          "ipv4": null,
          "ipv6": null,
          "port": 3001
        }
      ],
      "meta_url": "https://adappt.online/pool_metadata.json",
      "meta_hash": "be9033a437ba8e8c9ad7e072e71b1afca66ab18225d39d5e9de3d38e1e088f8d",
      "meta_json": {
        "name": "Adappt Online",
        "ticker": "ADAPT",
        "homepage": "https://adappt.online",
        "description": "Adappt Online pool supports Cardano and the concept of DApps. On-premise servers with 24/7 monitoring."
      },
      "pool_status": "registered",
      "retiring_epoch": null
    },
    {
      "tx_hash": "d4c54ce8b1edc60a18914a461c555d9784f8c6599321926302df31008b0c6c02",
      "block_time": 1596465191,
      "pool_id_bech32": "pool10qrz84cvz95zg8saf43ruhs5ulczuuqm2d3jn6d8xkkkzgzfje7",
      "pool_id_hex": "780623d70c1168241e1d4d623e5e14e7f02e701b536329e9a735ad61",
      "active_epoch_no": 210,
      "vrf_key_hash": "66b11dc1264c5758a202ecea777d12329d6ca3ff111e9a161026d4ccd782238f",
      "margin": 0.03,
      "fixed_cost": 340000000,
      "pledge": 2061750060728,
      "reward_addr": "stake1u9dh8mls26d6aq68v5nmmkeh5eq563m3w5mnytqppl6l66swz236x",
      "owners": [
        "stake1u9dh8mls26d6aq68v5nmmkeh5eq563m3w5mnytqppl6l66swz236x",
        "stake1u95f0rfdr6phfpym6gn5rcfes66dkht0u49d8uhhq53agwc62e5xj",
        "stake1u8px8vy3lwk8me2umaf2n06jx6q0ghaa0vkehjtg5rqm3yqtckhmm"
      ],
      "relays": [
        {
          "dns": "adappt.online",
          "srv": null,
          "ipv4": null,
          "ipv6": null,
          "port": 3001
        }
      ],
      "meta_url": "https://adappt.online/pool_metadata.json",
      "meta_hash": "5a040f5e31f4fef8030fb9f996ac2a7f19852c071dcfd1da6fa0a8416d8fea5f",
      "meta_json": null,
      "pool_status": "registered",
      "retiring_epoch": null
    }
  ],
  "last_updated": {
    "timestamp": "2022-10-10 20:25:28",
    "block_hash": "4cede7843465d55e260722845c3694970500def738245d340501dfc02ae11517",
    "block_slot": 96405387
  }
}