DEX aggregator trading volume: total 24h/7d/30d USD volume with 1d/7d change, plus the top

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "3000",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "chain": "example",
          "limit": 1
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "aggregators": [
            {
              "category": "Aggregators",
              "chains": [
                "Ethereum",
                "Arbitrum",
                "Base"
              ],
              "change1dPct": 3.1,
              "name": "1inch",
              "volume24hUsd": 312456789,
              "volume7dUsd": 2100000000
            }
          ],
          "chain": null,
          "change1dPct": 4.21,
          "change7dPct": -8.13,
          "count": 18,
          "source": "defillama",
          "stale": false,
          "total24hUsd": 892345678.12,
          "total30dUsd": 27891234567.9,
          "total7dUsd": 6123456789.55
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "body": {
              "additionalProperties": false,
              "properties": {
                "chain": {
                  "description": "Filter to one chain, e.g. \"Ethereum\", \"Solana\", \"Base\".",
                  "maxLength": 50,
                  "minLength": 1,
                  "type": "string"
                },
                "limit": {
                  "description": "How many aggregators to return, ranked by 24h volume (default 10).",
                  "maximum": 50,
                  "minimum": 1,
                  "type": "integer"
                }
              },
              "required": [],
              "type": "object"
            },
            "bodyType": {
              "enum": [
                "json",
                "form-data",
                "text"
              ],
              "type": "string"
            },
            "method": {
              "enum": [
                "POST"
              ],
              "type": "string"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method",
            "bodyType",
            "body"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://crypto.openverbs.com/v1/dex-aggregators"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://crypto.openverbs.com/v1/dex-aggregators");
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://crypto.openverbs.com/v1/dex-aggregators")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header