Attested Hedera network facts: HBAR exchange rate, gas fees, supply, node roster, throughp

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xaB6731A0BcDf511c2842C768a03448075aB654ca",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "maxTimeoutSeconds": 120
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "payTo": "GBfJMhGiGJeWDcve1G673hEp8DLmMFomvSEHMzRfmcJu",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "1000",
    "maxTimeoutSeconds": 120
  },
  {
    "scheme": "exact",
    "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
    "payTo": "TNUZJJ3JQCGA4QNYDW4VW5CVZ4FWBTGBBEVSFLN6PJT4YEEUSSOX6EXVBM",
    "asset": "31566704",
    "amount": "1000",
    "maxTimeoutSeconds": 120
  }
]

{
  "bazaar": {
    "discoverable": true,
    "docs": "https://rubric-protocol.com/docs.html#x402-endpoints",
    "info": {
      "input": {
        "method": "GET",
        "pathParams": {
          "fact": "path segment (required) - one of exchange-rate|gas-fees|supply|nodes|latest-tx|throughput|staking|usdc-supply|hcs-activity|treasury-balance|anchor-cost|rubric-activity|topic-state"
        },
        "type": "http"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "pathParams": {
              "properties": {
                "fact": {
                  "type": "string"
                }
              },
              "required": [
                "fact"
              ],
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "additionalProperties": false,
          "properties": {
            "example": {},
            "format": {
              "type": "string"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://rubric-protocol.com/v1/x402/hedera-facts/latest-tx"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://rubric-protocol.com/v1/x402/hedera-facts/latest-tx");
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://rubric-protocol.com/v1/x402/hedera-facts/latest-tx")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header