SYNTHORA Trending Coins

[
  {
    "error": "Payment required",
    "accepts": [
      {
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "payTo": "0x10800a5a5B9d72251566EC651E862A8b4B427dE0",
        "amount": "1000",
        "scheme": "exact",
        "network": "eip155:8453",
        "mimeType": "application/json",
        "resource": "https://crypto-trending.hergertsynthora.com/service",
        "description": "Real-time trending coins by search interest and momentum, with rank and price change. Discovery signal for narrative/momentum agents. Free source. $0.005 USDC via x402 on Base. SYNTHORA. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.",
        "maxAmountRequired": "1000",
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    "freeTier": {
      "note": "send header X-WALLET: 0x<your Base address> for a free trial",
      "header": "X-WALLET",
      "callsPerWallet": 3
    },
    "resource": {
      "url": "https://crypto-trending.hergertsynthora.com/service",
      "mimeType": "application/json",
      "description": "Real-time trending coins by search interest and momentum, with rank and price change. Discovery signal for narrative/momentum agents. Free source. $0.005 USDC via x402 on Base. SYNTHORA. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure."
    },
    "extensions": {
      "bazaar": {
        "info": {
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            "method": "POST",
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            "example": {
              "ok": true,
              "niche": "crypto-trending",
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            }
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                    "type": "boolean"
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                    "type": "string"
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    "x402Version": 2
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]