{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/extensions",
  "title": "Extensions",
  "type": "object",
  "description": "The extended properties for the dispute. Includes additional information for a dispute category, such as billing disputes, the original transaction ID, and the correct amount.",
  "properties": {
    "merchant_contacted": {
      "type": "boolean",
      "description": "Indicates that the merchant was contacted."
    },
    "merchant_contacted_outcome": {
      "$ref": "#/components/schemas/merchant_contacted_outcome"
    },
    "merchant_contacted_time": {
      "description": "The date and time when merchant was contacted.",
      "$ref": "#/components/schemas/date_time"
    },
    "merchant_contacted_mode": {
      "description": "The method used to contact the merchant.",
      "$ref": "#/components/schemas/merchant_contacted_mode"
    },
    "buyer_contacted_time": {
      "description": "The date and time when the buyer contacted the partner to file a dispute, in [Internet date and time format](https://tools.ietf.org/html/rfc3339#section-5.6). For example, *`yyyy`*-*`MM`*-*`dd`*`T`*`HH`*:*`mm`*:*`ss`*.*`SSS`*`Z`.",
      "$ref": "#/components/schemas/date_time"
    },
    "buyer_contacted_channel": {
      "type": "string",
      "minLength": 1,
      "maxLength": 255,
      "description": "The channel through which the buyer contacted the partner to file a dispute. Partners that allow buyers to create dispute from multiple channels can use this field to help identify which channel was used for each individual dispute."
    },
    "billing_dispute_properties": {
      "$ref": "#/components/schemas/billing_disputes_properties"
    },
    "merchandize_dispute_properties": {
      "$ref": "#/components/schemas/merchandize_dispute_properties"
    }
  }
}