{
  "chain": "tempo-agentic-checkout",
  "question": "A partner sent this x402 header for an agentic checkout. Will the decoder take it as well formed?",
  "look_at": "art-26-x402-payload-decoder-flow-simulator.is_json",
  "try_changing": {
    "step": "art-26-x402-payload-decoder-flow-simulator",
    "field": "header_or_payload",
    "value": "vouch exact {broken"
  }
}