{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/telstra/main/json-schema/telstra-message-schema.json",
  "title": "Telstra Message",
  "description": "Representation of an outbound SMS or MMS message sent through the Telstra Messaging API.",
  "type": "object",
  "required": ["to", "deliveryStatus", "messageId"],
  "properties": {
    "to": {
      "type": "string",
      "description": "Destination MSISDN in E.164 format."
    },
    "from": {
      "type": "string",
      "description": "Sender ID or provisioned dedicated virtual number."
    },
    "body": {
      "type": "string",
      "description": "Message body (SMS only); MMS uses MMSContent parts."
    },
    "subject": {
      "type": "string",
      "maxLength": 64,
      "description": "MMS subject line."
    },
    "deliveryStatus": {
      "type": "string",
      "enum": [
        "MessageWaiting",
        "DeliveredToNetwork",
        "MessageBuffered",
        "DeliveredToTerminal",
        "DeliveryImpossible",
        "Rejected"
      ]
    },
    "messageId": {
      "type": "string"
    },
    "messageStatusURL": {
      "type": "string",
      "format": "uri"
    },
    "sentTimestamp": {
      "type": "string",
      "format": "date-time"
    },
    "receivedTimestamp": {
      "type": "string",
      "format": "date-time"
    },
    "userMsgRef": {
      "type": "string"
    },
    "scheduledDelivery": {
      "type": "integer",
      "minimum": 1,
      "maximum": 1440
    },
    "validity": {
      "type": "integer",
      "minimum": 1,
      "maximum": 1440
    },
    "notifyURL": {
      "type": "string",
      "format": "uri"
    },
    "replyRequest": {
      "type": "boolean"
    },
    "priority": {
      "type": "boolean"
    }
  }
}