{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "type": "object",
    "additionalProperties": false,
    "required": [ "reservations" ],
    "properties": {
	"reservations": {
	    "type": "array",
	    "items": {
		"type": "object",
		"additionalProperties": true,
		"required": [ "txid", "vout", "was_reserved", "reserved" ],
		"properties": {
		    "txid": {
			"type": "txid",
			"description": "the transaction id"
		    },
		    "vout": {
			"type": "u32",
			"description": "the output number which was reserved"
		    },
		    "was_reserved": {
			"type": "boolean",
			"description": "whether the input was already reserved (usually `true`)"
		    },
		    "reserved": {
			"type": "boolean",
			"description": "whether the input is now reserved (may still be `true` if it was reserved for a long time)"
		    }
		},
		"allOf": [
		    {
			"if": {
			    "additionalProperties": true,
			    "properties": {
				"reserved": {
				    "enum": [ true ]
				}
			    }
			},
			"then": {
			    "required": [ "reserved_to_block" ],
			    "properties": {
				"txid": { },
				"vout": { },
				"was_reserved": { },
				"reserved": { },
				"reserved_to_block": {
				    "type": "u32",
				    "description": "what blockheight the reservation will expire"
				}
			    }
			}
		    }
		]
	    }
	}
    }
}