{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://api.wootric.com/schemas/end-user.json",
  "title": "EndUser",
  "description": "A Wootric end user who can receive surveys and provide feedback",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer",
      "description": "Unique identifier for the end user"
    },
    "email": {
      "type": "string",
      "format": "email",
      "description": "End user email address"
    },
    "external_id": {
      "type": "string",
      "description": "External identifier from the integrating system"
    },
    "external_created_at": {
      "type": "integer",
      "description": "Unix timestamp of when the user was created in the external system"
    },
    "last_surveyed": {
      "type": "integer",
      "description": "Unix timestamp of the last survey sent to this user"
    },
    "surveys_disabled": {
      "type": "boolean",
      "description": "Whether all surveys are disabled for this user"
    },
    "properties": {
      "type": "object",
      "additionalProperties": true,
      "description": "Custom key-value properties for segmentation and personalization"
    },
    "created_at": {
      "type": "integer",
      "description": "Unix timestamp of when this record was created in Wootric"
    },
    "updated_at": {
      "type": "integer",
      "description": "Unix timestamp of when this record was last updated"
    }
  },
  "required": ["id", "email"]
}