{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/delighted/main/json-schema/person.json",
  "title": "Person",
  "description": "A person record in the Delighted project used for survey targeting.",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique person identifier."
    },
    "email": {
      "type": "string",
      "format": "email",
      "description": "Person's email address."
    },
    "name": {
      "type": ["string", "null"],
      "description": "Person's name."
    },
    "created_at": {
      "type": "integer",
      "description": "Unix timestamp when the person was created."
    },
    "phone_number": {
      "type": ["string", "null"],
      "description": "Person's phone number in E.164 format."
    },
    "last_sent_at": {
      "type": ["integer", "null"],
      "description": "Unix timestamp when the last survey was sent."
    },
    "last_responded_at": {
      "type": ["integer", "null"],
      "description": "Unix timestamp when the person last responded to a survey."
    },
    "next_survey_scheduled_at": {
      "type": ["integer", "null"],
      "description": "Unix timestamp when the next survey is scheduled to be sent."
    }
  }
}