{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "type": "object",
    "additionalProperties": false,
    "required": [ "invoices" ],
    "properties": {
	"invoices": {
	    "type": "array",
	    "items": {
		"type": "object",
		"additionalProperties": true,
		"required": [ "label", "description", "payment_hash", "status", "expires_at" ],
		"properties": {
		    "label": {
			"type": "string",
			"description": "unique label supplied at invoice creation"
		    },
		    "description": {
			"type": "string",
			"description": "description used in the invoice"
		    },
		    "payment_hash": {
			"type": "hex",
			"description": "the hash of the *payment_preimage* which will prove payment",
			"maxLength": 64,
			"minLength": 64
		    },
		    "status": {
			"type": "string",
			"enum": [ "unpaid", "paid", "expired" ],
			"description": "Whether it's paid, unpaid or unpayable"
		    },
		    "expires_at": {
			"type": "u64",
			"description": "UNIX timestamp of when it will become / became unpayable"
		    },
		    "msatoshi": {
			"deprecated": "true"
		    },
		    "amount_msat": {
			"type": "msat",
			"description": "the amount required to pay this invoice"
		    },
		    "bolt11": {
			"type": "string",
			"description": "the BOLT11 string (always present unless *bolt12* is)"
		    },
		    "bolt12": {
			"type": "string",
			"description": "the BOLT12 string (always present unless *bolt11* is)"
		    },
		    "local_offer_id": {
			"type": "hex",
			"description": "the *id* of our offer which created this invoice (**experimental-offers** only).",
			"maxLength": 64,
			"minLength": 64
		    },
		    "payer_note": {
			"type": "string",
			"description": "the optional *payer_note* from invoice_request which created this invoice (**experimental-offers** only)."
		    }
		},
		"allOf": [
		    {
			"if": {
			    "properties": {
				"status": {
				    "type": "string",
				    "enum": [ "paid" ]
				}
			    }
			},
			"then": {
			    "additionalProperties": false,
			    "required": [ "pay_index", "amount_received_msat", "paid_at", "payment_preimage" ],
			    "properties": {
				"label": { },
				"description": { },
				"payment_hash": { },
				"status": { },
				"msatoshi": { },
				"amount_msat": { },
				"bolt11": { },
				"bolt12": { },
				"local_offer_id": { },
				"payer_note": { },
				"expires_at": { },
				"pay_index": {
				    "type": "u64",
				    "description": "Unique incrementing index for this payment"
				},
				"msatoshi_received": {
				    "deprecated": true
				},
				"amount_received_msat": {
				    "type": "msat",
				    "description": "the amount actually received (could be slightly greater than *amount_msat*, since clients may overpay)"
				},
				"paid_at": {
				    "type": "u64",
				    "description": "UNIX timestamp of when it was paid"
				},
				"payment_preimage": {
				    "type": "hex",
				    "description": "proof of payment",
				    "maxLength": 64,
				    "minLength": 64
				}
			    }
			},
			"else": {
			    "additionalProperties": false,
			    "properties": {
				"label": { },
				"description": { },
				"payment_hash": { },
				"status": { },
				"msatoshi": { },
				"amount_msat": { },
				"bolt11": { },
				"bolt12": { },
				"local_offer_id": { },
				"payer_note": { },
				"expires_at": { }
			    }
			}
		    }
		]
	    }
	}
    }
}