curl --request GET \
  --url https://api.syntage.com/tax-retentions/{id} \
  --header 'X-API-Key: <api-key>'

{
  "@context": "/contexts/TaxRetention",
  "@id": "/tax-retentions/91106968-1abd-4d64-85c1-4e73d96fb997",
  "@type": "TaxRetention",
  "id": "91106968-1abd-4d64-85c1-4e73d96fb997",
  "uuid": "def404af-5eef-4112-aa99-d1ec8493b89a",
  "version": 1,
  "code": 25,
  "description": "Información referente a la fiduciaria",
  "issuer": {
    "rfc": "AOM920820BEA",
    "name": "APPLE OPERATIONS MEXICO S.A. DE C.V."
  },
  "receiver": {
    "rfc": "PEIC211118IS0",
    "name": "Pedro Infante Cruz",
    "nationality": "national",
    "curp": "PEIC123456ABCDEF12"
  },
  "pac": "SAT970701NN3",
  "internalIdentifier": "00001",
  "issuedAt": "2019-01-03T21:10:40.000Z",
  "certifiedAt": "2019-01-03T21:10:41.000Z",
  "canceledAt": "2023-11-07T05:31:56Z",
  "items": [
    {
      "baseAmount": 45905,
      "taxType": "002",
      "retainedAmount": 7344,
      "paymentType": "provisional"
    }
  ],
  "totalOperationAmount": 53249.8,
  "totalTaxableAmount": 43249,
  "totalExemptAmount": 1000.8,
  "totalRetainedAmount": 1550.7,
  "periodFrom": "2023-11-07T05:31:56Z",
  "periodTo": "2023-11-07T05:31:56Z",
  "pdf": true,
  "xml": true,
  "createdAt": "2020-01-01T12:15:00.000Z",
  "updatedAt": "2020-01-01T12:15:00.000Z"
}