{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://adcontextprotocol.org/schemas/3.2.0-rc.6/error-details/requote-required.json",
  "title": "Requote Required Details",
  "description": "Recommended details shape for REQUOTE_REQUIRED errors. Identifies the accepted-envelope field and change term involved and, when safe to disclose, the coarse seller-policy dimension that declined the requested shape. Producer-authored extension values remain buyer-visible and MUST NOT contain vendor identifiers, internal object names, internal IDs, stack traces, or other producer-private implementation details.",
  "type": "object",
  "properties": {
    "envelope_field": {
      "description": "Buyer-visible request field path or paths that breached the accepted commercial envelope. Values MUST NOT name seller-internal objects or identifiers. New emitters SHOULD use the array form even for one path; the scalar form remains valid for compatibility with existing 3.x sellers.",
      "oneOf": [
        {
          "type": "string",
          "minLength": 1
        },
        {
          "type": "array",
          "items": {
            "type": "string",
            "minLength": 1
          },
          "minItems": 1,
          "uniqueItems": true
        }
      ]
    },
    "change_term_id": {
      "$ref": "https://adcontextprotocol.org/schemas/3.2.0-rc.6/core/media-buy-change-term-id.json",
      "description": "Accepted proposal change term whose typed constraint the request exceeded."
    },
    "decline_reason": {
      "$ref": "https://adcontextprotocol.org/schemas/3.2.0-rc.6/enums/seller-policy-decline-reason.json",
      "description": "Coarse seller-policy dimension that declined the requested shape. Sellers SHOULD populate this when they have a structured reason and disclosure does not expose private thresholds or enforcement controls. When present, it MUST be consistent with the enclosing error.recovery classification."
    }
  },
  "additionalProperties": true
}