{
  "status": "illustrative blueprint; no execution or experimental result",
  "decision": {
    "tool": "paired_binding_assay",
    "arguments": {
      "candidate_id": "REPLACE_WITH_REAL_CHEMICAL_ID"
    },
    "hypothesis": "The peptide preferentially binds ERK2 pThr185/pTyr187 over matched unmodified wild-type ERK2.",
    "evidence_ids": [],
    "decision_summary": "Acquire the matched measurement required by the fixed task.",
    "expected_observation": "Paired BLI Kd estimates for phospho-ERK2 and unmodified ERK2, with a paired log10 selectivity interval.",
    "stop": false
  },
  "worker_requirement": "Register a validated assay-export worker and use actual molecular inputs."
}