curl --request POST \
  --url https://beaconcha.in/api/v2/ethereum/slot/attestation-duties \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "slot": {
    "number": 2375680
  },
  "chain": "mainnet"
}
'

{
  "data": [
    {
      "validator": {
        "index": 1,
        "public_key": "<string>"
      },
      "attestation_committee_index": 123,
      "status": "success",
      "finality": "not_finalized",
      "reward": {
        "head": {
          "total": "<string>",
          "reward": "<string>",
          "penalty": "<string>",
          "missed_reward": "<string>"
        },
        "source": {
          "total": "<string>",
          "reward": "<string>",
          "penalty": "<string>",
          "missed_reward": "<string>"
        },
        "target": {
          "total": "<string>",
          "reward": "<string>",
          "penalty": "<string>",
          "missed_reward": "<string>"
        },
        "inactivity_leak_penalty": "<string>",
        "total": "<string>",
        "inclusion_delay": {
          "total": "<string>",
          "missed_reward": "<string>"
        }
      },
      "inclusion_slot": 1,
      "inclusion_delay": 123,
      "inclusion_delay_without_missed_block": 123
    }
  ],
  "paging": {
    "next_cursor": "<string>"
  }
}