{
"invoiceId": "string",
"issueDate": "2019-08-24",
"breakdown": [
{
"taxCategory": "string",
"taxPercent": {
"units": "string",
"nanos": 0
},
"amountBeforeTax": {
"units": "string",
"nanos": 0
},
"taxAmount": {
"units": "string",
"nanos": 0
}
}
],
"issuedDocumentKey": "string",
"importedInvoiceKey": "string"
}