{
	"$id": "/dcic/signature-commons-schema/v6/core/signature_entity.json",
	"$schema": "http://json-schema.org/draft-04/schema#",
	"allOf": [
	  {
		"$ref": "/dcic/signature-commons-schema/v6/core/meta.json"
	  },
	  {
		"type": "object",
		"properties": {
		  "signature": {
			"type": "string",
			"description": "Signature ID"
		  },
		  "entity": {
			"type": "string",
			"description": "Entity ID"
		  },
		  "direction": {
			"type": "string",
			"description": "direction of the relationship",
			"enum": [
				"up",
				"down",
				"-"
			]
		  },
		  "meta": {
			"$ref": "/dcic/signature-commons-schema/v6/core/meta.json",
			"description": "Arbitrary validatable metadata describing the library"
		  }
		},
		"required": [
		  "signature",
		  "entity"
		]
	  }
	]
  }