{
  "$schema": "http://json-schema.org/draft-04/schema",
  "title": "Message",
  "description": "a five-bells-ledger message",
  "type": "object",
  "oneOf": [
    {
      "properties": {
        "id": {
          "description": "Resource identifier",
          "$ref": "Uuid.json"
        },
        "ledger": {
          "description": "The ledger where the message is to be delivered",
          "$ref": "Iri.json"
        },
        "from": {
          "description": "The message sender",
          "$ref": "Iri.json"
        },
        "to": {
          "description": "The message recipient",
          "$ref": "Iri.json"
        },
        "account": {
          "description": "(deprecated)",
          "$ref": "Iri.json"
        },
        "ilp": {
          "description": "The message payload",
          "$ref": "Base64.json"
        },
        "custom": {
          "description": "The message payload",
          "type": "object"
        },
        "data": {
          "description": "The message payload (deprecated)",
          "type": "object"
        }
      },
      "required": ["id", "ledger", "from", "to"],
      "additionalProperties": false
    },
    {
      "description": "(deprecated; use from/to & ilp/custom)",
      "properties": {
        "ledger": {
          "description": "The ledger where the message is to be delivered",
          "$ref": "Iri.json"
        },
        "data": {
          "description": "The message payload",
          "type": "object"
        },
        "from": {
          "description": "The message sender",
          "$ref": "Iri.json"
        },
        "to": {
          "description": "The message recipient",
          "$ref": "Iri.json"
        },
        "account": {
          "description": "(deprecated) The message sender/recipient (depending on whether the message is incoming or outgoing)",
          "$ref": "Iri.json"
        }
      },
      "required": ["ledger", "data", "from", "to"],
      "additionalProperties": false
    },
    {
      "description": "(deprecated; use from/to & ilp/custom)",
      "properties": {
        "ledger": {
          "description": "The ledger where the message is to be delivered",
          "$ref": "Iri.json"
        },
        "data": {
          "description": "The message payload",
          "type": "object"
        },
        "account": {
          "description": "The message sender/recipient (depending on whether the message is incoming or outgoing)",
          "$ref": "Iri.json"
        }
      },
      "required": ["ledger", "data", "account"],
      "additionalProperties": false
    }
  ]
}