{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/coinbase/main/json-schema/coinbase-purchase-currency-schema.json", "title": "PurchaseCurrency", "description": "A cryptocurrency available for purchase", "x-generated": "2026-10-13", "x-method": "derived", "x-generator": "derive-json-schema.py", "x-source": "openapi/coinbase-buy-api-openapi.yml#/components/schemas/PurchaseCurrency", "type": "object", "properties": { "id": { "type": "string", "description": "Asset identifier" }, "name": { "type": "string", "description": "Asset name" }, "symbol": { "type": "string", "description": "Asset symbol" }, "icon_url": { "type": "string", "format": "uri", "description": "URL for the asset icon" }, "networks": { "type": "array", "description": "Supported blockchain networks", "items": { "type": "object", "properties": { "name": { "type": "string", "description": "Network name" }, "display_name": { "type": "string", "description": "Network display name" }, "chain_id": { "type": "string", "description": "Blockchain chain ID" }, "contract_address": { "type": "string", "description": "Token contract address on this network" } } } } } }