{
	"$schema": "https://json-schema.org/draft/2020-12/schema",
	"$id": "https://schema.twindev.org/unece/UneceContract",
	"title": "UneceContract",
	"description": "An agreement between two or more parties for trade purposes.",
	"type": "object",
	"properties": {
		"@context": {
			"$ref": "https://schema.twindev.org/unece/UneceContextType",
			"description": "JSON-LD Context."
		},
		"type": {
			"const": "Contract",
			"description": "JSON-LD Type."
		},
		"automaticExtensionDateTime": {
			"type": "string",
			"description": "The date, time, date time, or other date time value of automatic extension for this trade contract.",
			"format": "date-time"
		},
		"automaticExtensionDurationMeasure": {
			"$ref": "https://schema.twindev.org/unece/UneceDurationUnitMeasureType",
			"description": "The measure of the duration of the automatic extension for this trade contract."
		},
		"description": {
			"type": "string",
			"description": "A textual description of this trade contract."
		},
		"identifier": {
			"anyOf": [
				{
					"type": "string"
				},
				{
					"$ref": "https://schema.twindev.org/json-ld/JsonLdValueObject"
				}
			],
			"description": "The unique identifier of this trade contract."
		},
		"issueDateTime": {
			"type": "string",
			"description": "The date, date time, or other date time value for the issuance of this trade contract.",
			"format": "date-time"
		},
		"name": {
			"type": "string",
			"description": "A name, expressed as text, for this trade contract."
		},
		"signatureName": {
			"type": "string",
			"description": "A signature name, expressed as text, for this trade contract."
		},
		"signedDateTime": {
			"type": "string",
			"description": "The date, time, date time or other date time value when this trade contract was signed.",
			"format": "date-time"
		},
		"signedLocation": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceSpecifiedLocation"
			},
			"description": "A location where this trade contract was or will be signed."
		},
		"signeeJobTitle": {
			"type": "string",
			"description": "A job title of the signee, expressed as text, for this trade contract."
		}
	},
	"required": ["type", "identifier"]
}