curl --request POST \
  --url https://arch-testnet.gomaestro-api.org/v0/rpc/program/accounts \
  --header 'Content-Type: application/json' \
  --header 'api-key: <api-key>' \
  --data '{}'

{
  "data": [
    {
      "account": {
        "data": [
          123
        ],
        "is_executable": true,
        "owner": [
          123
        ],
        "utxo": "<string>"
      },
      "pubkey": [
        123
      ]
    }
  ],
  "last_updated": {
    "block_hash": "<string>",
    "block_height": 123
  }
}