List sponsors a podcast could pitch

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "20000",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "pathParams": {
          "id": "all-in"
        },
        "queryParams": {
          "active_since": "2026-01-01T00:00:00Z"
        },
        "type": "http"
      }
    },
    "routeTemplate": "/v1/podcasts/:id/recommendations/sponsors",
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "pathParams": {
              "properties": {
                "id": {
                  "description": "Podcast slug (e.g., 'all-in'), internal ID, or numeric iTunes ID",
                  "type": "string"
                }
              },
              "required": [
                "id"
              ],
              "type": "object"
            },
            "queryParams": {
              "properties": {
                "active_since": {
                  "description": "Only sponsors whose most recent ad across the related shows was published on or after this ISO 8601 date or date-time — the 'still buying' filter.",
                  "type": "string"
                },
                "cursor": {
                  "description": "Opaque pagination cursor from previous response",
                  "type": "string"
                },
                "exclude_top_advertisers": {
                  "description": "Drop the N most active advertisers corpus-wide (by lifetime ad count) from the list. The list is strongest beyond the largest programmatic advertisers, which every list already names; 50 removes the head, 200 keeps only the long tail.",
                  "format": "int64",
                  "type": "integer"
                },
                "include": {
                  "description": "Optional response sections. Pass include=via to attach, for each recommended sponsor, the related shows that run it (the peer set to cite in a pitch). Pass include=contacts to attach up to three people at the sponsor's company most likely to own a sponsorship decision, with their role class and LinkedIn URL.",
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                },
                "limit": {
                  "description": "Results per page",
                  "format": "int64",
                  "type": "integer"
                },
                "min_score": {
                  "description": "Only recommendations with a score at or above this value. Omit (or 0) for every recommendation; the band field is the recommended way to filter by strength.",
                  "format": "double",
                  "type": "number"
                }
              },
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://api.particle.pro/v1/podcasts/:id/recommendations/sponsors"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://api.particle.pro/v1/podcasts/:id/recommendations/sponsors");
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.particle.pro/v1/podcasts/:id/recommendations/sponsors")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header