{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "global-relay-event.json",
  "title": "Global Relay Event",
  "description": "An event within a conversation, representing a message, reply, reaction, edit, deletion, file transfer, or participant action in the Global Relay Archive.",
  "type": "object",
  "required": [
    "eventType",
    "timestamp"
  ],
  "properties": {
    "eventType": {
      "type": "string",
      "description": "Type of conversation event",
      "enum": [
        "Message",
        "Reply",
        "Reaction",
        "Edit",
        "Delete",
        "File_transfer",
        "Participant_join",
        "Participant_leave",
        "Call_start",
        "Call_end"
      ]
    },
    "timestamp": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp of the event in ISO 8601 format"
    },
    "sender": {
      "$ref": "global-relay-participant.json",
      "description": "The participant who triggered this event"
    },
    "body": {
      "type": "string",
      "description": "Content body of the event"
    },
    "fileIds": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "IDs of files uploaded via /files endpoint"
    },
    "referencedEventId": {
      "type": "string",
      "description": "ID of the event being replied to, edited, or deleted"
    }
  }
}