agentutility — paid x402 endpoints for autonomous agents

{
  "type": "json",
  "example": {
    "note": "Signature is NOT verified. Do not trust this output for authentication decisions.",
    "type": null,
    "claims": {
      "jti": null,
      "issuer": null,
      "subject": "123",
      "audience": null,
      "issued_at": null,
      "expires_at": null,
      "not_before": null,
      "ttl_seconds": null
    },
    "header": {
      "alg": "HS256"
    },
    "key_id": null,
    "payload": {
      "sub": "123"
    },
    "algorithm": "HS256",
    "signature": "abc",
    "is_expired": false,
    "is_not_yet_valid": false,
    "payload_size_bytes": 14,
    "is_currently_valid_by_clock": true
  }
}