{
  "x402Version": 2,
  "error": "Payment required",
  "resource": {
    "url": "https://bykaranteli.com/api/x402/flow-vpin",
    "description": "Order flow toxicity (VPIN) HISTORY for BTC, ETH and SOL: 90-day daily VPIN track with closes plus the last 500 volume buckets .",
    "mimeType": "",
    "serviceName": "ByKaranteli VPIN Flow Toxicity",
    "tags": [
      "crypto",
      "orderflow",
      "vpin",
      "data"
    ]
  },
  "accepts": [
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "amount": "2000",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "payTo": "4JgPtoBWkQyG3QffVJC3bfgk7SCQrz9bx2SAEUTSVqzK",
      "maxTimeoutSeconds": 300,
      "extra": {
        "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
      }
    },
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "amount": "2000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "payTo": "0x0db4c96d8b14f431f3bb8ce1a33f07d2c696a62c",
      "maxTimeoutSeconds": 300,
      "extra": {
        "name": "USD Coin",
        "version": "2"
      }
    }
  ],
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "type": "http",
          "queryParams": {},
          "method": "GET"
        },
        "output": {
          "type": "json",
          "example": {
            "ok": true,
            "rows": [
              {
                "symbol": "BTCUSDT",
                "vpin": 0.31,
                "percentile_90d": 62.5
              }
            ]
          }
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "type": "object",
        "properties": {
          "input": {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "const": "http"
              },
              "method": {
                "type": "string",
                "enum": [
                  "GET"
                ]
              },
              "queryParams": {
                "type": "object",
                "properties": {}
              }
            },
            "required": [
              "type",
              "method"
            ],
            "additionalProperties": false
          },
          "output": {
            "type": "object",
            "properties": {
              "type": {
                "type": "string"
              },
              "example": {
                "type": "object"
              }
            },
            "required": [
              "type"
            ]
          }
        },
        "required": [
          "input"
        ]
      }
    }
  }
}