{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/amplitude/refs/heads/main/json-schema/attribution-api-attribution-request-schema.json",
  "title": "AttributionRequest",
  "description": "AttributionRequest schema from Amplitude Attribution API",
  "type": "object",
  "properties": {
    "api_key": {
      "type": "string",
      "description": "The API key for the Amplitude project."
    },
    "event": {
      "type": "object",
      "required": [
        "event_type"
      ],
      "properties": {
        "user_id": {
          "type": "string",
          "description": "The user ID to attribute the campaign event to. Required unless device_id is present."
        },
        "device_id": {
          "type": "string",
          "description": "The device ID. Required unless user_id is present."
        },
        "event_type": {
          "type": "string",
          "description": "The type of attribution event, typically a campaign-related event such as install or re-engage."
        },
        "platform": {
          "type": "string",
          "description": "The platform of the device, such as iOS or Android."
        },
        "os_name": {
          "type": "string",
          "description": "The operating system name."
        },
        "os_version": {
          "type": "string",
          "description": "The operating system version."
        },
        "device_brand": {
          "type": "string",
          "description": "The brand of the device."
        },
        "device_manufacturer": {
          "type": "string",
          "description": "The manufacturer of the device."
        },
        "device_model": {
          "type": "string",
          "description": "The model of the device."
        },
        "carrier": {
          "type": "string",
          "description": "The carrier of the device."
        },
        "country": {
          "type": "string",
          "description": "The country of the user."
        },
        "region": {
          "type": "string",
          "description": "The region or state of the user."
        },
        "city": {
          "type": "string",
          "description": "The city of the user."
        },
        "language": {
          "type": "string",
          "description": "The language setting of the user."
        },
        "adid": {
          "type": "string",
          "description": "The Google Play Services advertising ID (Android)."
        },
        "idfa": {
          "type": "string",
          "description": "The Identifier for Advertiser (iOS)."
        },
        "idfv": {
          "type": "string",
          "description": "The Identifier for Vendor (iOS)."
        },
        "user_properties": {
          "type": "object",
          "description": "User property operations to set alongside the attribution event. Typically used to set campaign-related properties like utm_source, utm_medium, utm_campaign, utm_term, and utm_content.",
          "additionalProperties": true
        },
        "event_properties": {
          "type": "object",
          "description": "Additional properties associated with the attribution event such as campaign name, ad group, ad creative, and network.",
          "additionalProperties": true
        },
        "time": {
          "type": "integer",
          "format": "int64",
          "description": "The timestamp of the event in milliseconds since epoch."
        }
      }
    }
  },
  "required": [
    "api_key",
    "event"
  ]
}