{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "type": "object",
    "required": [ "unsigned_tx", "txid" ],
    "properties": {
	"unsigned_tx": {
	    "type": "hex",
	    "description": "the unsigned transaction"
	},
	"txid": {
	    "type": "txid",
	    "description": "the transaction id of *unsigned_tx*"
	}
    }
}