Get multi-window ROI snapshots for one or more cryptocurrency assets

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x75Ddd3c42eAce13c59EA0CD1141B886A1c70D2A5",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "100000",
    "maxTimeoutSeconds": 60
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "payTo": "jPt2dffmPi7WEtV8J6UFHJQaatEJVyuSFmz5b4DHFG8",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "100000",
    "maxTimeoutSeconds": 60
  },
  {
    "scheme": "exact",
    "network": "eip155:196",
    "payTo": "0xda60f4d061fc9acf3b107123f0bf44c293b328d0",
    "asset": "0x779Ded0c9e1022225f8E0630b35a9b54bE713736",
    "amount": "100000",
    "maxTimeoutSeconds": 60
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "category": "smart-contract-platform",
          "ids": "bitcoin,ethereum",
          "limit": 50,
          "search": "bitcoin",
          "sector": "layer-1",
          "slugs": "bitcoin,ethereum",
          "tags": [
            "store-of-value"
          ]
        },
        "type": "http"
      },
      "output": {
        "example": {
          "data": [
            {
              "id": "btc",
              "roi_30d": 0
            }
          ]
        }
      }
    },
    "schema": {
      "properties": {
        "category": {
          "type": "string"
        },
        "ids": {
          "description": "Comma-separated asset ids.",
          "type": "string"
        },
        "limit": {
          "minimum": 1,
          "type": "integer"
        },
        "search": {
          "type": "string"
        },
        "sector": {
          "type": "string"
        },
        "slugs": {
          "description": "Comma-separated asset slugs.",
          "type": "string"
        },
        "tags": {
          "items": {
            "type": "string"
          },
          "type": "array"
        }
      },
      "type": "object"
    }
  }
}

curl "https://api.messari.io/metrics/v2/assets/roi"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://api.messari.io/metrics/v2/assets/roi");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://api.messari.io/metrics/v2/assets/roi")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header