EconDash economic data API (M2M)

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x39E10E5F431B26cae3D7D0A39aeF86055d015d8c",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "20000",
    "maxTimeoutSeconds": 180
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "type": "http"
      },
      "output": {
        "example": {
          "indicators": [
            {
              "code": "NY.GDP.MKTP.CD",
              "latestDate": "2023-01-01",
              "latestValue": 4460000000000,
              "name": "GDP (current US$)"
            }
          ],
          "iso3": "DEU",
          "name": "Germany",
          "region": "Europe & Central Asia"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET",
                "HEAD",
                "DELETE"
              ],
              "type": "string"
            },
            "pathParams": {
              "properties": {
                "iso3": {
                  "description": "ISO 3166-1 alpha-3 code, e.g. DEU",
                  "type": "string"
                }
              },
              "required": [
                "iso3"
              ],
              "type": "object"
            },
            "queryParams": {
              "properties": {},
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://econdash.org/api/v1/m2m/countries/DEU"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://econdash.org/api/v1/m2m/countries/DEU");
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://econdash.org/api/v1/m2m/countries/DEU")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header