{
  "$ref": "#/definitions/UnsignedSubstrateTransaction",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "definitions": {
    "UnsignedSubstrateTransaction": {
      "additionalProperties": false,
      "properties": {
        "callbackURL": {
          "type": "string"
        },
        "publicKey": {
          "type": "string"
        },
        "transaction": {
          "additionalProperties": false,
          "properties": {
            "encoded": {
              "type": "string"
            }
          },
          "required": ["encoded"],
          "type": "object"
        }
      },
      "required": ["publicKey", "transaction"],
      "type": "object"
    }
  }
}